Home / 230,612.96-318,038.67-144,581.33

Finding the Fourth Proportional to 230,612.96, 318,038.67 and 144,581.33

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Solution

The fourth proportional to 230,612.96, 318,038.67 and 144,581.33 is: 199,392.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,612.96 : 318,038.67 = 144,581.33 : x
  2. Step 2: Convert to fraction form
    230,612.96/318,038.67 = 144,581.33/x
  3. Step 3: Cross multiply
    230,612.96x = 318,038.67 × 144,581.33
  4. Step 4: Simplify right side
    230,612.96x = 45,982,454,695.13
  5. Step 5: Solve for x
    x = 45,982,454,695.13/230,612.96
  6. Step 6: Final answer
    x = 199,392.32

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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.