Home / 122,002.10-183,003.15-47,125.70

Finding the Fourth Proportional to 122,002.10, 183,003.15 and 47,125.70

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Solution

The fourth proportional to 122,002.10, 183,003.15 and 47,125.70 is: 70,688.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,002.10 : 183,003.15 = 47,125.70 : x
  2. Step 2: Convert to fraction form
    122,002.10/183,003.15 = 47,125.70/x
  3. Step 3: Cross multiply
    122,002.10x = 183,003.15 × 47,125.70
  4. Step 4: Simplify right side
    122,002.10x = 8,624,151,545.96
  5. Step 5: Solve for x
    x = 8,624,151,545.96/122,002.10
  6. Step 6: Final answer
    x = 70,688.55

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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.