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Finding the Fourth Proportional to 249,349.98, 374,061.88 and 91,566.13

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Solution

The fourth proportional to 249,349.98, 374,061.88 and 91,566.13 is: 137,362.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,349.98 : 374,061.88 = 91,566.13 : x
  2. Step 2: Convert to fraction form
    249,349.98/374,061.88 = 91,566.13/x
  3. Step 3: Cross multiply
    249,349.98x = 374,061.88 × 91,566.13
  4. Step 4: Simplify right side
    249,349.98x = 34,251,398,732.12
  5. Step 5: Solve for x
    x = 34,251,398,732.12/249,349.98
  6. Step 6: Final answer
    x = 137,362.75

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1.5x scale

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.