Home / 61,921.01-85,451.32-35,068.74

Finding the Fourth Proportional to 61,921.01, 85,451.32 and 35,068.74

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Solution

The fourth proportional to 61,921.01, 85,451.32 and 35,068.74 is: 48,395.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,921.01 : 85,451.32 = 35,068.74 : x
  2. Step 2: Convert to fraction form
    61,921.01/85,451.32 = 35,068.74/x
  3. Step 3: Cross multiply
    61,921.01x = 85,451.32 × 35,068.74
  4. Step 4: Simplify right side
    61,921.01x = 2,996,670,123.74
  5. Step 5: Solve for x
    x = 2,996,670,123.74/61,921.01
  6. Step 6: Final answer
    x = 48,395.05

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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.