Home / 117,132.80-175,732.02-47,061.32

Finding the Fourth Proportional to 117,132.80, 175,732.02 and 47,061.32

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Solution

The fourth proportional to 117,132.80, 175,732.02 and 47,061.32 is: 70,605.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,132.80 : 175,732.02 = 47,061.32 : x
  2. Step 2: Convert to fraction form
    117,132.80/175,732.02 = 47,061.32/x
  3. Step 3: Cross multiply
    117,132.80x = 175,732.02 × 47,061.32
  4. Step 4: Simplify right side
    117,132.80x = 8,270,180,827.47
  5. Step 5: Solve for x
    x = 8,270,180,827.47/117,132.80
  6. Step 6: Final answer
    x = 70,605.17

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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.