Home / 175,877.60-242,821.14-135,514.76

Finding the Fourth Proportional to 175,877.60, 242,821.14 and 135,514.76

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Solution

The fourth proportional to 175,877.60, 242,821.14 and 135,514.76 is: 187,095.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,877.60 : 242,821.14 = 135,514.76 : x
  2. Step 2: Convert to fraction form
    175,877.60/242,821.14 = 135,514.76/x
  3. Step 3: Cross multiply
    175,877.60x = 242,821.14 × 135,514.76
  4. Step 4: Simplify right side
    175,877.60x = 32,905,848,510.03
  5. Step 5: Solve for x
    x = 32,905,848,510.03/175,877.60
  6. Step 6: Final answer
    x = 187,095.16

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1.5x scale

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.