Home / 61,742.83-85,206.77-34,884.76

Finding the Fourth Proportional to 61,742.83, 85,206.77 and 34,884.76

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Solution

The fourth proportional to 61,742.83, 85,206.77 and 34,884.76 is: 48,141.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,742.83 : 85,206.77 = 34,884.76 : x
  2. Step 2: Convert to fraction form
    61,742.83/85,206.77 = 34,884.76/x
  3. Step 3: Cross multiply
    61,742.83x = 85,206.77 × 34,884.76
  4. Step 4: Simplify right side
    61,742.83x = 2,972,417,721.83
  5. Step 5: Solve for x
    x = 2,972,417,721.83/61,742.83
  6. Step 6: Final answer
    x = 48,141.91

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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.