Home / 70,284.34-104,977-63,610.66

Finding the Fourth Proportional to 70,284.34, 104,977 and 63,610.66

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Solution

The fourth proportional to 70,284.34, 104,977 and 63,610.66 is: 95,009.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,284.34 : 104,977 = 63,610.66 : x
  2. Step 2: Convert to fraction form
    70,284.34/104,977 = 63,610.66/x
  3. Step 3: Cross multiply
    70,284.34x = 104,977 × 63,610.66
  4. Step 4: Simplify right side
    70,284.34x = 6,677,656,254.82
  5. Step 5: Solve for x
    x = 6,677,656,254.82/70,284.34
  6. Step 6: Final answer
    x = 95,009.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.