Home / 143,153.65-214,755.18-48,384.46

Finding the Fourth Proportional to 143,153.65, 214,755.18 and 48,384.46

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Solution

The fourth proportional to 143,153.65, 214,755.18 and 48,384.46 is: 72,585.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,153.65 : 214,755.18 = 48,384.46 : x
  2. Step 2: Convert to fraction form
    143,153.65/214,755.18 = 48,384.46/x
  3. Step 3: Cross multiply
    143,153.65x = 214,755.18 × 48,384.46
  4. Step 4: Simplify right side
    143,153.65x = 10,390,813,416.50
  5. Step 5: Solve for x
    x = 10,390,813,416.50/143,153.65
  6. Step 6: Final answer
    x = 72,585.04

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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.