Home / 249,445.74-374,316.23-91,784.91

Finding the Fourth Proportional to 249,445.74, 374,316.23 and 91,784.91

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Solution

The fourth proportional to 249,445.74, 374,316.23 and 91,784.91 is: 137,731.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,445.74 : 374,316.23 = 91,784.91 : x
  2. Step 2: Convert to fraction form
    249,445.74/374,316.23 = 91,784.91/x
  3. Step 3: Cross multiply
    249,445.74x = 374,316.23 × 91,784.91
  4. Step 4: Simplify right side
    249,445.74x = 34,356,581,482.09
  5. Step 5: Solve for x
    x = 34,356,581,482.09/249,445.74
  6. Step 6: Final answer
    x = 137,731.68

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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.