Home / 117,513.28-176,232.48-38,609.20

Finding the Fourth Proportional to 117,513.28, 176,232.48 and 38,609.20

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Solution

The fourth proportional to 117,513.28, 176,232.48 and 38,609.20 is: 57,901.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,513.28 : 176,232.48 = 38,609.20 : x
  2. Step 2: Convert to fraction form
    117,513.28/176,232.48 = 38,609.20/x
  3. Step 3: Cross multiply
    117,513.28x = 176,232.48 × 38,609.20
  4. Step 4: Simplify right side
    117,513.28x = 6,804,195,066.82
  5. Step 5: Solve for x
    x = 6,804,195,066.82/117,513.28
  6. Step 6: Final answer
    x = 57,901.50

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1.5x scale

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.