Home / 64,029.40-88,362.78-35,740.36

Finding the Fourth Proportional to 64,029.40, 88,362.78 and 35,740.36

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Solution

The fourth proportional to 64,029.40, 88,362.78 and 35,740.36 is: 49,322.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,029.40 : 88,362.78 = 35,740.36 : x
  2. Step 2: Convert to fraction form
    64,029.40/88,362.78 = 35,740.36/x
  3. Step 3: Cross multiply
    64,029.40x = 88,362.78 × 35,740.36
  4. Step 4: Simplify right side
    64,029.40x = 3,158,117,567.80
  5. Step 5: Solve for x
    x = 3,158,117,567.80/64,029.40
  6. Step 6: Final answer
    x = 49,322.93

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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.