Home / 60,708.60-91,062.90-45,946.35

Finding the Fourth Proportional to 60,708.60, 91,062.90 and 45,946.35

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Solution

The fourth proportional to 60,708.60, 91,062.90 and 45,946.35 is: 68,919.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,708.60 : 91,062.90 = 45,946.35 : x
  2. Step 2: Convert to fraction form
    60,708.60/91,062.90 = 45,946.35/x
  3. Step 3: Cross multiply
    60,708.60x = 91,062.90 × 45,946.35
  4. Step 4: Simplify right side
    60,708.60x = 4,184,007,875.42
  5. Step 5: Solve for x
    x = 4,184,007,875.42/60,708.60
  6. Step 6: Final answer
    x = 68,919.53

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Similar ratio
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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.