Home / 136,088.32-204,156.96-56,081.74

Finding the Fourth Proportional to 136,088.32, 204,156.96 and 56,081.74

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Solution

The fourth proportional to 136,088.32, 204,156.96 and 56,081.74 is: 84,132.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,088.32 : 204,156.96 = 56,081.74 : x
  2. Step 2: Convert to fraction form
    136,088.32/204,156.96 = 56,081.74/x
  3. Step 3: Cross multiply
    136,088.32x = 204,156.96 × 56,081.74
  4. Step 4: Simplify right side
    136,088.32x = 11,449,477,549.91
  5. Step 5: Solve for x
    x = 11,449,477,549.91/136,088.32
  6. Step 6: Final answer
    x = 84,132.70

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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.