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Finding the Fourth Proportional to 60,612.65, 83,639.79 and 35,119.99

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Solution

The fourth proportional to 60,612.65, 83,639.79 and 35,119.99 is: 48,462.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,612.65 : 83,639.79 = 35,119.99 : x
  2. Step 2: Convert to fraction form
    60,612.65/83,639.79 = 35,119.99/x
  3. Step 3: Cross multiply
    60,612.65x = 83,639.79 × 35,119.99
  4. Step 4: Simplify right side
    60,612.65x = 2,937,428,170.20
  5. Step 5: Solve for x
    x = 2,937,428,170.20/60,612.65
  6. Step 6: Final answer
    x = 48,462.30

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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.