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Finding the Fourth Proportional to 60,357.66, 90,537.17 and 18,238.10

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Solution

The fourth proportional to 60,357.66, 90,537.17 and 18,238.10 is: 27,357.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,357.66 : 90,537.17 = 18,238.10 : x
  2. Step 2: Convert to fraction form
    60,357.66/90,537.17 = 18,238.10/x
  3. Step 3: Cross multiply
    60,357.66x = 90,537.17 × 18,238.10
  4. Step 4: Simplify right side
    60,357.66x = 1,651,225,416.30
  5. Step 5: Solve for x
    x = 1,651,225,416.30/60,357.66
  6. Step 6: Final answer
    x = 27,357.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.