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Finding the Fourth Proportional to 201,600.60, 302,437.35 and 101,508.90

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Solution

The fourth proportional to 201,600.60, 302,437.35 and 101,508.90 is: 152,281.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,600.60 : 302,437.35 = 101,508.90 : x
  2. Step 2: Convert to fraction form
    201,600.60/302,437.35 = 101,508.90/x
  3. Step 3: Cross multiply
    201,600.60x = 302,437.35 × 101,508.90
  4. Step 4: Simplify right side
    201,600.60x = 30,700,082,717.42
  5. Step 5: Solve for x
    x = 30,700,082,717.42/201,600.60
  6. Step 6: Final answer
    x = 152,281.70

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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.