Home / 249,529.80-374,294.70-137,166.60

Finding the Fourth Proportional to 249,529.80, 374,294.70 and 137,166.60

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Solution

The fourth proportional to 249,529.80, 374,294.70 and 137,166.60 is: 205,749.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,529.80 : 374,294.70 = 137,166.60 : x
  2. Step 2: Convert to fraction form
    249,529.80/374,294.70 = 137,166.60/x
  3. Step 3: Cross multiply
    249,529.80x = 374,294.70 × 137,166.60
  4. Step 4: Simplify right side
    249,529.80x = 51,340,731,397.02
  5. Step 5: Solve for x
    x = 51,340,731,397.02/249,529.80
  6. Step 6: Final answer
    x = 205,749.90

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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.