Home / 162,180.64-243,294.24-49,870.30

Finding the Fourth Proportional to 162,180.64, 243,294.24 and 49,870.30

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Solution

The fourth proportional to 162,180.64, 243,294.24 and 49,870.30 is: 74,812.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,180.64 : 243,294.24 = 49,870.30 : x
  2. Step 2: Convert to fraction form
    162,180.64/243,294.24 = 49,870.30/x
  3. Step 3: Cross multiply
    162,180.64x = 243,294.24 × 49,870.30
  4. Step 4: Simplify right side
    162,180.64x = 12,133,156,737.07
  5. Step 5: Solve for x
    x = 12,133,156,737.07/162,180.64
  6. Step 6: Final answer
    x = 74,812.61

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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.