Home / 136,381.41-204,604.29-42,887.16

Finding the Fourth Proportional to 136,381.41, 204,604.29 and 42,887.16

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Solution

The fourth proportional to 136,381.41, 204,604.29 and 42,887.16 is: 64,340.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,381.41 : 204,604.29 = 42,887.16 : x
  2. Step 2: Convert to fraction form
    136,381.41/204,604.29 = 42,887.16/x
  3. Step 3: Cross multiply
    136,381.41x = 204,604.29 × 42,887.16
  4. Step 4: Simplify right side
    136,381.41x = 8,774,896,921.92
  5. Step 5: Solve for x
    x = 8,774,896,921.92/136,381.41
  6. Step 6: Final answer
    x = 64,340.86

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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.