Home / 142,182.25-213,272.76-57,923.62

Finding the Fourth Proportional to 142,182.25, 213,272.76 and 57,923.62

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Solution

The fourth proportional to 142,182.25, 213,272.76 and 57,923.62 is: 86,885.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,182.25 : 213,272.76 = 57,923.62 : x
  2. Step 2: Convert to fraction form
    142,182.25/213,272.76 = 57,923.62/x
  3. Step 3: Cross multiply
    142,182.25x = 213,272.76 × 57,923.62
  4. Step 4: Simplify right side
    142,182.25x = 12,353,529,990.62
  5. Step 5: Solve for x
    x = 12,353,529,990.62/142,182.25
  6. Step 6: Final answer
    x = 86,885.18

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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.