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Finding the Fourth Proportional to 249,134.52, 373,840.02 and 101,379

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Solution

The fourth proportional to 249,134.52, 373,840.02 and 101,379 is: 152,124.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,134.52 : 373,840.02 = 101,379 : x
  2. Step 2: Convert to fraction form
    249,134.52/373,840.02 = 101,379/x
  3. Step 3: Cross multiply
    249,134.52x = 373,840.02 × 101,379
  4. Step 4: Simplify right side
    249,134.52x = 37,899,527,387.58
  5. Step 5: Solve for x
    x = 37,899,527,387.58/249,134.52
  6. Step 6: Final answer
    x = 152,124.75

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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.