Home / 82,898.83-124,274.35-38,501.38

Finding the Fourth Proportional to 82,898.83, 124,274.35 and 38,501.38

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Solution

The fourth proportional to 82,898.83, 124,274.35 and 38,501.38 is: 57,717.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,898.83 : 124,274.35 = 38,501.38 : x
  2. Step 2: Convert to fraction form
    82,898.83/124,274.35 = 38,501.38/x
  3. Step 3: Cross multiply
    82,898.83x = 124,274.35 × 38,501.38
  4. Step 4: Simplify right side
    82,898.83x = 4,784,733,973.60
  5. Step 5: Solve for x
    x = 4,784,733,973.60/82,898.83
  6. Step 6: Final answer
    x = 57,717.75

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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.