Home / 160,158.93-240,383.31-85,342.29

Finding the Fourth Proportional to 160,158.93, 240,383.31 and 85,342.29

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Solution

The fourth proportional to 160,158.93, 240,383.31 and 85,342.29 is: 128,090.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,158.93 : 240,383.31 = 85,342.29 : x
  2. Step 2: Convert to fraction form
    160,158.93/240,383.31 = 85,342.29/x
  3. Step 3: Cross multiply
    160,158.93x = 240,383.31 × 85,342.29
  4. Step 4: Simplify right side
    160,158.93x = 20,514,862,153.18
  5. Step 5: Solve for x
    x = 20,514,862,153.18/160,158.93
  6. Step 6: Final answer
    x = 128,090.65

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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.