Home / 61,749.08-85,217.06-34,892.72

Finding the Fourth Proportional to 61,749.08, 85,217.06 and 34,892.72

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Solution

The fourth proportional to 61,749.08, 85,217.06 and 34,892.72 is: 48,153.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,749.08 : 85,217.06 = 34,892.72 : x
  2. Step 2: Convert to fraction form
    61,749.08/85,217.06 = 34,892.72/x
  3. Step 3: Cross multiply
    61,749.08x = 85,217.06 × 34,892.72
  4. Step 4: Simplify right side
    61,749.08x = 2,973,455,013.80
  5. Step 5: Solve for x
    x = 2,973,455,013.80/61,749.08
  6. Step 6: Final answer
    x = 48,153.84

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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.