Home / 61,667.34-85,117.38-34,825.56

Finding the Fourth Proportional to 61,667.34, 85,117.38 and 34,825.56

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Solution

The fourth proportional to 61,667.34, 85,117.38 and 34,825.56 is: 48,068.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,667.34 : 85,117.38 = 34,825.56 : x
  2. Step 2: Convert to fraction form
    61,667.34/85,117.38 = 34,825.56/x
  3. Step 3: Cross multiply
    61,667.34x = 85,117.38 × 34,825.56
  4. Step 4: Simplify right side
    61,667.34x = 2,964,260,250.11
  5. Step 5: Solve for x
    x = 2,964,260,250.11/61,667.34
  6. Step 6: Final answer
    x = 48,068.56

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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.