Home / 154,207.15-230,671.03-144,759.31

Finding the Fourth Proportional to 154,207.15, 230,671.03 and 144,759.31

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Solution

The fourth proportional to 154,207.15, 230,671.03 and 144,759.31 is: 216,538.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,207.15 : 230,671.03 = 144,759.31 : x
  2. Step 2: Convert to fraction form
    154,207.15/230,671.03 = 144,759.31/x
  3. Step 3: Cross multiply
    154,207.15x = 230,671.03 × 144,759.31
  4. Step 4: Simplify right side
    154,207.15x = 33,391,779,716.47
  5. Step 5: Solve for x
    x = 33,391,779,716.47/154,207.15
  6. Step 6: Final answer
    x = 216,538.46

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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.