Home / 117,535.11-176,302.32-42,655.17

Finding the Fourth Proportional to 117,535.11, 176,302.32 and 42,655.17

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Solution

The fourth proportional to 117,535.11, 176,302.32 and 42,655.17 is: 63,982.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,535.11 : 176,302.32 = 42,655.17 : x
  2. Step 2: Convert to fraction form
    117,535.11/176,302.32 = 42,655.17/x
  3. Step 3: Cross multiply
    117,535.11x = 176,302.32 × 42,655.17
  4. Step 4: Simplify right side
    117,535.11x = 7,520,205,430.99
  5. Step 5: Solve for x
    x = 7,520,205,430.99/117,535.11
  6. Step 6: Final answer
    x = 63,982.63

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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.