Home / 103,295,896.64-142,543,731.84-59,211,284.48

Finding the Fourth Proportional to 103,295,896.64, 142,543,731.84 and 59,211,284.48

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Solution

The fourth proportional to 103,295,896.64, 142,543,731.84 and 59,211,284.48 is: 81,708,932.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,295,896.64 : 142,543,731.84 = 59,211,284.48 : x
  2. Step 2: Convert to fraction form
    103,295,896.64/142,543,731.84 = 59,211,284.48/x
  3. Step 3: Cross multiply
    103,295,896.64x = 142,543,731.84 × 59,211,284.48
  4. Step 4: Simplify right side
    103,295,896.64x = 8,440,197,456,819,074
  5. Step 5: Solve for x
    x = 8,440,197,456,819,074/103,295,896.64
  6. Step 6: Final answer
    x = 81,708,932.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.