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Finding the Fourth Proportional to 142,995.68, 214,493.52 and 59,831.36

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Solution

The fourth proportional to 142,995.68, 214,493.52 and 59,831.36 is: 89,747.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,995.68 : 214,493.52 = 59,831.36 : x
  2. Step 2: Convert to fraction form
    142,995.68/214,493.52 = 59,831.36/x
  3. Step 3: Cross multiply
    142,995.68x = 214,493.52 × 59,831.36
  4. Step 4: Simplify right side
    142,995.68x = 12,833,439,012.79
  5. Step 5: Solve for x
    x = 12,833,439,012.79/142,995.68
  6. Step 6: Final answer
    x = 89,747.04

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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.