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Finding the Fourth Proportional to 249,594, 374,393.88 and 72,102.96

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Solution

The fourth proportional to 249,594, 374,393.88 and 72,102.96 is: 108,155.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,594 : 374,393.88 = 72,102.96 : x
  2. Step 2: Convert to fraction form
    249,594/374,393.88 = 72,102.96/x
  3. Step 3: Cross multiply
    249,594x = 374,393.88 × 72,102.96
  4. Step 4: Simplify right side
    249,594x = 26,994,906,953.88
  5. Step 5: Solve for x
    x = 26,994,906,953.88/249,594
  6. Step 6: Final answer
    x = 108,155.27

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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.