Home / 136,400.10-204,600.15-61,604.70

Finding the Fourth Proportional to 136,400.10, 204,600.15 and 61,604.70

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Solution

The fourth proportional to 136,400.10, 204,600.15 and 61,604.70 is: 92,407.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,400.10 : 204,600.15 = 61,604.70 : x
  2. Step 2: Convert to fraction form
    136,400.10/204,600.15 = 61,604.70/x
  3. Step 3: Cross multiply
    136,400.10x = 204,600.15 × 61,604.70
  4. Step 4: Simplify right side
    136,400.10x = 12,604,330,860.71
  5. Step 5: Solve for x
    x = 12,604,330,860.71/136,400.10
  6. Step 6: Final answer
    x = 92,407.05

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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.