Home / 180,031.16-270,079.55-61,714.46

Finding the Fourth Proportional to 180,031.16, 270,079.55 and 61,714.46

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Solution

The fourth proportional to 180,031.16, 270,079.55 and 61,714.46 is: 92,582.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,031.16 : 270,079.55 = 61,714.46 : x
  2. Step 2: Convert to fraction form
    180,031.16/270,079.55 = 61,714.46/x
  3. Step 3: Cross multiply
    180,031.16x = 270,079.55 × 61,714.46
  4. Step 4: Simplify right side
    180,031.16x = 16,667,811,926.32
  5. Step 5: Solve for x
    x = 16,667,811,926.32/180,031.16
  6. Step 6: Final answer
    x = 92,582.93

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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.