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Finding the Fourth Proportional to 249,562.71, 374,374.98 and 97,740.09

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Solution

The fourth proportional to 249,562.71, 374,374.98 and 97,740.09 is: 146,622.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,562.71 : 374,374.98 = 97,740.09 : x
  2. Step 2: Convert to fraction form
    249,562.71/374,374.98 = 97,740.09/x
  3. Step 3: Cross multiply
    249,562.71x = 374,374.98 × 97,740.09
  4. Step 4: Simplify right side
    249,562.71x = 36,591,444,238.95
  5. Step 5: Solve for x
    x = 36,591,444,238.95/249,562.71
  6. Step 6: Final answer
    x = 146,622.24

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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.