Home / 94,155.12-129,969.45-62,367.12

Finding the Fourth Proportional to 94,155.12, 129,969.45 and 62,367.12

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Solution

The fourth proportional to 94,155.12, 129,969.45 and 62,367.12 is: 86,090.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,155.12 : 129,969.45 = 62,367.12 : x
  2. Step 2: Convert to fraction form
    94,155.12/129,969.45 = 62,367.12/x
  3. Step 3: Cross multiply
    94,155.12x = 129,969.45 × 62,367.12
  4. Step 4: Simplify right side
    94,155.12x = 8,105,820,284.48
  5. Step 5: Solve for x
    x = 8,105,820,284.48/94,155.12
  6. Step 6: Final answer
    x = 86,090.06

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1.5x scale

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.