Home / 153,047.28-229,661.64-82,925.04

Finding the Fourth Proportional to 153,047.28, 229,661.64 and 82,925.04

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Solution

The fourth proportional to 153,047.28, 229,661.64 and 82,925.04 is: 124,436.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,047.28 : 229,661.64 = 82,925.04 : x
  2. Step 2: Convert to fraction form
    153,047.28/229,661.64 = 82,925.04/x
  3. Step 3: Cross multiply
    153,047.28x = 229,661.64 × 82,925.04
  4. Step 4: Simplify right side
    153,047.28x = 19,044,700,683.47
  5. Step 5: Solve for x
    x = 19,044,700,683.47/153,047.28
  6. Step 6: Final answer
    x = 124,436.71

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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.