Home / 145,079.32-217,548.93-60,816.85

Finding the Fourth Proportional to 145,079.32, 217,548.93 and 60,816.85

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Solution

The fourth proportional to 145,079.32, 217,548.93 and 60,816.85 is: 91,195.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,079.32 : 217,548.93 = 60,816.85 : x
  2. Step 2: Convert to fraction form
    145,079.32/217,548.93 = 60,816.85/x
  3. Step 3: Cross multiply
    145,079.32x = 217,548.93 × 60,816.85
  4. Step 4: Simplify right side
    145,079.32x = 13,230,639,555.73
  5. Step 5: Solve for x
    x = 13,230,639,555.73/145,079.32
  6. Step 6: Final answer
    x = 91,195.91

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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.