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Finding the Fourth Proportional to 151,808.10, 227,712.15 and 46,613.40

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Solution

The fourth proportional to 151,808.10, 227,712.15 and 46,613.40 is: 69,920.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,808.10 : 227,712.15 = 46,613.40 : x
  2. Step 2: Convert to fraction form
    151,808.10/227,712.15 = 46,613.40/x
  3. Step 3: Cross multiply
    151,808.10x = 227,712.15 × 46,613.40
  4. Step 4: Simplify right side
    151,808.10x = 10,614,437,532.81
  5. Step 5: Solve for x
    x = 10,614,437,532.81/151,808.10
  6. Step 6: Final answer
    x = 69,920.10

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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.