Home / 142,974.02-214,122.84-124,151.73

Finding the Fourth Proportional to 142,974.02, 214,122.84 and 124,151.73

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Solution

The fourth proportional to 142,974.02, 214,122.84 and 124,151.73 is: 185,933.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,974.02 : 214,122.84 = 124,151.73 : x
  2. Step 2: Convert to fraction form
    142,974.02/214,122.84 = 124,151.73/x
  3. Step 3: Cross multiply
    142,974.02x = 214,122.84 × 124,151.73
  4. Step 4: Simplify right side
    142,974.02x = 26,583,721,018.51
  5. Step 5: Solve for x
    x = 26,583,721,018.51/142,974.02
  6. Step 6: Final answer
    x = 185,933.93

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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.