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Finding the Fourth Proportional to 249,159.38, 343,732.08 and 152,367.46

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Solution

The fourth proportional to 249,159.38, 343,732.08 and 152,367.46 is: 210,201.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,159.38 : 343,732.08 = 152,367.46 : x
  2. Step 2: Convert to fraction form
    249,159.38/343,732.08 = 152,367.46/x
  3. Step 3: Cross multiply
    249,159.38x = 343,732.08 × 152,367.46
  4. Step 4: Simplify right side
    249,159.38x = 52,373,583,950.12
  5. Step 5: Solve for x
    x = 52,373,583,950.12/249,159.38
  6. Step 6: Final answer
    x = 210,201.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.