Home / 118,177.28-163,085.14-64,463.44

Finding the Fourth Proportional to 118,177.28, 163,085.14 and 64,463.44

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Solution

The fourth proportional to 118,177.28, 163,085.14 and 64,463.44 is: 88,959.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,177.28 : 163,085.14 = 64,463.44 : x
  2. Step 2: Convert to fraction form
    118,177.28/163,085.14 = 64,463.44/x
  3. Step 3: Cross multiply
    118,177.28x = 163,085.14 × 64,463.44
  4. Step 4: Simplify right side
    118,177.28x = 10,513,029,137.28
  5. Step 5: Solve for x
    x = 10,513,029,137.28/118,177.28
  6. Step 6: Final answer
    x = 88,959.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.