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Finding the Fourth Proportional to 249,192, 373,943.52 and 101,448

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Solution

The fourth proportional to 249,192, 373,943.52 and 101,448 is: 152,235.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,192 : 373,943.52 = 101,448 : x
  2. Step 2: Convert to fraction form
    249,192/373,943.52 = 101,448/x
  3. Step 3: Cross multiply
    249,192x = 373,943.52 × 101,448
  4. Step 4: Simplify right side
    249,192x = 37,935,822,216.96
  5. Step 5: Solve for x
    x = 37,935,822,216.96/249,192
  6. Step 6: Final answer
    x = 152,235.31

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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.