Home / 142,954.04-214,376.34-48,158.76

Finding the Fourth Proportional to 142,954.04, 214,376.34 and 48,158.76

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Solution

The fourth proportional to 142,954.04, 214,376.34 and 48,158.76 is: 72,219.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,954.04 : 214,376.34 = 48,158.76 : x
  2. Step 2: Convert to fraction form
    142,954.04/214,376.34 = 48,158.76/x
  3. Step 3: Cross multiply
    142,954.04x = 214,376.34 × 48,158.76
  4. Step 4: Simplify right side
    142,954.04x = 10,324,098,707.74
  5. Step 5: Solve for x
    x = 10,324,098,707.74/142,954.04
  6. Step 6: Final answer
    x = 72,219.71

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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.