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Finding the Fourth Proportional to 249,561.95, 374,301.92 and 89,604.77

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Solution

The fourth proportional to 249,561.95, 374,301.92 and 89,604.77 is: 134,392.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,561.95 : 374,301.92 = 89,604.77 : x
  2. Step 2: Convert to fraction form
    249,561.95/374,301.92 = 89,604.77/x
  3. Step 3: Cross multiply
    249,561.95x = 374,301.92 × 89,604.77
  4. Step 4: Simplify right side
    249,561.95x = 33,539,238,611.93
  5. Step 5: Solve for x
    x = 33,539,238,611.93/249,561.95
  6. Step 6: Final answer
    x = 134,392.44

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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.