Home / 230,870.60-318,547.32-140,224.04

Finding the Fourth Proportional to 230,870.60, 318,547.32 and 140,224.04

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Solution

The fourth proportional to 230,870.60, 318,547.32 and 140,224.04 is: 193,476.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,870.60 : 318,547.32 = 140,224.04 : x
  2. Step 2: Convert to fraction form
    230,870.60/318,547.32 = 140,224.04/x
  3. Step 3: Cross multiply
    230,870.60x = 318,547.32 × 140,224.04
  4. Step 4: Simplify right side
    230,870.60x = 44,667,992,141.57
  5. Step 5: Solve for x
    x = 44,667,992,141.57/230,870.60
  6. Step 6: Final answer
    x = 193,476.31

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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.