Home / 242,905.40-364,358.10-176,031.80

Finding the Fourth Proportional to 242,905.40, 364,358.10 and 176,031.80

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Solution

The fourth proportional to 242,905.40, 364,358.10 and 176,031.80 is: 264,047.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,905.40 : 364,358.10 = 176,031.80 : x
  2. Step 2: Convert to fraction form
    242,905.40/364,358.10 = 176,031.80/x
  3. Step 3: Cross multiply
    242,905.40x = 364,358.10 × 176,031.80
  4. Step 4: Simplify right side
    242,905.40x = 64,138,612,187.58
  5. Step 5: Solve for x
    x = 64,138,612,187.58/242,905.40
  6. Step 6: Final answer
    x = 264,047.70

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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.