Home / 249,817.20-374,393.16-91,899.60

Finding the Fourth Proportional to 249,817.20, 374,393.16 and 91,899.60

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Solution

The fourth proportional to 249,817.20, 374,393.16 and 91,899.60 is: 137,727.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,817.20 : 374,393.16 = 91,899.60 : x
  2. Step 2: Convert to fraction form
    249,817.20/374,393.16 = 91,899.60/x
  3. Step 3: Cross multiply
    249,817.20x = 374,393.16 × 91,899.60
  4. Step 4: Simplify right side
    249,817.20x = 34,406,581,646.74
  5. Step 5: Solve for x
    x = 34,406,581,646.74/249,817.20
  6. Step 6: Final answer
    x = 137,727.03

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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.