Home / 160,381.42-240,502.07-76,165.72

Finding the Fourth Proportional to 160,381.42, 240,502.07 and 76,165.72

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Solution

The fourth proportional to 160,381.42, 240,502.07 and 76,165.72 is: 114,215.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,381.42 : 240,502.07 = 76,165.72 : x
  2. Step 2: Convert to fraction form
    160,381.42/240,502.07 = 76,165.72/x
  3. Step 3: Cross multiply
    160,381.42x = 240,502.07 × 76,165.72
  4. Step 4: Simplify right side
    160,381.42x = 18,318,013,323.04
  5. Step 5: Solve for x
    x = 18,318,013,323.04/160,381.42
  6. Step 6: Final answer
    x = 114,215.31

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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.