Home / 284,242.10-426,363.12-84,565.34

Finding the Fourth Proportional to 284,242.10, 426,363.12 and 84,565.34

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Solution

The fourth proportional to 284,242.10, 426,363.12 and 84,565.34 is: 126,848.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,242.10 : 426,363.12 = 84,565.34 : x
  2. Step 2: Convert to fraction form
    284,242.10/426,363.12 = 84,565.34/x
  3. Step 3: Cross multiply
    284,242.10x = 426,363.12 × 84,565.34
  4. Step 4: Simplify right side
    284,242.10x = 36,055,542,206.26
  5. Step 5: Solve for x
    x = 36,055,542,206.26/284,242.10
  6. Step 6: Final answer
    x = 126,848.00

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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.