Home / 250,502.42-345,686.18-143,070.24

Finding the Fourth Proportional to 250,502.42, 345,686.18 and 143,070.24

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Solution

The fourth proportional to 250,502.42, 345,686.18 and 143,070.24 is: 197,432.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,502.42 : 345,686.18 = 143,070.24 : x
  2. Step 2: Convert to fraction form
    250,502.42/345,686.18 = 143,070.24/x
  3. Step 3: Cross multiply
    250,502.42x = 345,686.18 × 143,070.24
  4. Step 4: Simplify right side
    250,502.42x = 49,457,404,737.28
  5. Step 5: Solve for x
    x = 49,457,404,737.28/250,502.42
  6. Step 6: Final answer
    x = 197,432.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.