Home / 61,748.08-85,215.66-34,891.72

Finding the Fourth Proportional to 61,748.08, 85,215.66 and 34,891.72

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Solution

The fourth proportional to 61,748.08, 85,215.66 and 34,891.72 is: 48,152.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,748.08 : 85,215.66 = 34,891.72 : x
  2. Step 2: Convert to fraction form
    61,748.08/85,215.66 = 34,891.72/x
  3. Step 3: Cross multiply
    61,748.08x = 85,215.66 × 34,891.72
  4. Step 4: Simplify right side
    61,748.08x = 2,973,320,948.34
  5. Step 5: Solve for x
    x = 2,973,320,948.34/61,748.08
  6. Step 6: Final answer
    x = 48,152.44

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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.