Home / 242,529.60-334,701.15-135,099.66

Finding the Fourth Proportional to 242,529.60, 334,701.15 and 135,099.66

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Solution

The fourth proportional to 242,529.60, 334,701.15 and 135,099.66 is: 186,443.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,529.60 : 334,701.15 = 135,099.66 : x
  2. Step 2: Convert to fraction form
    242,529.60/334,701.15 = 135,099.66/x
  3. Step 3: Cross multiply
    242,529.60x = 334,701.15 × 135,099.66
  4. Step 4: Simplify right side
    242,529.60x = 45,218,011,566.61
  5. Step 5: Solve for x
    x = 45,218,011,566.61/242,529.60
  6. Step 6: Final answer
    x = 186,443.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.