Home / 96,000.90-144,001.35-85,892.10

Finding the Fourth Proportional to 96,000.90, 144,001.35 and 85,892.10

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Solution

The fourth proportional to 96,000.90, 144,001.35 and 85,892.10 is: 128,838.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,000.90 : 144,001.35 = 85,892.10 : x
  2. Step 2: Convert to fraction form
    96,000.90/144,001.35 = 85,892.10/x
  3. Step 3: Cross multiply
    96,000.90x = 144,001.35 × 85,892.10
  4. Step 4: Simplify right side
    96,000.90x = 12,368,578,354.34
  5. Step 5: Solve for x
    x = 12,368,578,354.34/96,000.90
  6. Step 6: Final answer
    x = 128,838.15

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1.5x scale

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.