Home / 178,062.90-266,706.15-89,161.35

Finding the Fourth Proportional to 178,062.90, 266,706.15 and 89,161.35

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Solution

The fourth proportional to 178,062.90, 266,706.15 and 89,161.35 is: 133,547.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,062.90 : 266,706.15 = 89,161.35 : x
  2. Step 2: Convert to fraction form
    178,062.90/266,706.15 = 89,161.35/x
  3. Step 3: Cross multiply
    178,062.90x = 266,706.15 × 89,161.35
  4. Step 4: Simplify right side
    178,062.90x = 23,779,880,387.30
  5. Step 5: Solve for x
    x = 23,779,880,387.30/178,062.90
  6. Step 6: Final answer
    x = 133,547.64

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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.