Home / 238,688.13-358,032.64-61,195.76

Finding the Fourth Proportional to 238,688.13, 358,032.64 and 61,195.76

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Solution

The fourth proportional to 238,688.13, 358,032.64 and 61,195.76 is: 91,793.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,688.13 : 358,032.64 = 61,195.76 : x
  2. Step 2: Convert to fraction form
    238,688.13/358,032.64 = 61,195.76/x
  3. Step 3: Cross multiply
    238,688.13x = 358,032.64 × 61,195.76
  4. Step 4: Simplify right side
    238,688.13x = 21,910,079,509.61
  5. Step 5: Solve for x
    x = 21,910,079,509.61/238,688.13
  6. Step 6: Final answer
    x = 91,793.75

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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.