Home / 94,798.39-142,035.74-52,139.53

Finding the Fourth Proportional to 94,798.39, 142,035.74 and 52,139.53

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Solution

The fourth proportional to 94,798.39, 142,035.74 and 52,139.53 is: 78,120.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,798.39 : 142,035.74 = 52,139.53 : x
  2. Step 2: Convert to fraction form
    94,798.39/142,035.74 = 52,139.53/x
  3. Step 3: Cross multiply
    94,798.39x = 142,035.74 × 52,139.53
  4. Step 4: Simplify right side
    94,798.39x = 7,405,676,726.80
  5. Step 5: Solve for x
    x = 7,405,676,726.80/94,798.39
  6. Step 6: Final answer
    x = 78,120.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.