Home / 249,519.46-374,280.80-99,772.33

Finding the Fourth Proportional to 249,519.46, 374,280.80 and 99,772.33

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Solution

The fourth proportional to 249,519.46, 374,280.80 and 99,772.33 is: 149,659.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,519.46 : 374,280.80 = 99,772.33 : x
  2. Step 2: Convert to fraction form
    249,519.46/374,280.80 = 99,772.33/x
  3. Step 3: Cross multiply
    249,519.46x = 374,280.80 × 99,772.33
  4. Step 4: Simplify right side
    249,519.46x = 37,342,865,618.86
  5. Step 5: Solve for x
    x = 37,342,865,618.86/249,519.46
  6. Step 6: Final answer
    x = 149,659.13

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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.