Home / 117,430.27-176,151.56-89,394.28

Finding the Fourth Proportional to 117,430.27, 176,151.56 and 89,394.28

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Solution

The fourth proportional to 117,430.27, 176,151.56 and 89,394.28 is: 134,096.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,430.27 : 176,151.56 = 89,394.28 : x
  2. Step 2: Convert to fraction form
    117,430.27/176,151.56 = 89,394.28/x
  3. Step 3: Cross multiply
    117,430.27x = 176,151.56 × 89,394.28
  4. Step 4: Simplify right side
    117,430.27x = 15,746,941,877.08
  5. Step 5: Solve for x
    x = 15,746,941,877.08/117,430.27
  6. Step 6: Final answer
    x = 134,096.11

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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.