Home / 272,143.10-408,117.45-94,655.90

Finding the Fourth Proportional to 272,143.10, 408,117.45 and 94,655.90

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Solution

The fourth proportional to 272,143.10, 408,117.45 and 94,655.90 is: 141,950.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,143.10 : 408,117.45 = 94,655.90 : x
  2. Step 2: Convert to fraction form
    272,143.10/408,117.45 = 94,655.90/x
  3. Step 3: Cross multiply
    272,143.10x = 408,117.45 × 94,655.90
  4. Step 4: Simplify right side
    272,143.10x = 38,630,724,535.46
  5. Step 5: Solve for x
    x = 38,630,724,535.46/272,143.10
  6. Step 6: Final answer
    x = 141,950.04

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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.