Home / 181,772.29-250,853.10-105,290.16

Finding the Fourth Proportional to 181,772.29, 250,853.10 and 105,290.16

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Solution

The fourth proportional to 181,772.29, 250,853.10 and 105,290.16 is: 145,304.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,772.29 : 250,853.10 = 105,290.16 : x
  2. Step 2: Convert to fraction form
    181,772.29/250,853.10 = 105,290.16/x
  3. Step 3: Cross multiply
    181,772.29x = 250,853.10 × 105,290.16
  4. Step 4: Simplify right side
    181,772.29x = 26,412,363,703.26
  5. Step 5: Solve for x
    x = 26,412,363,703.26/181,772.29
  6. Step 6: Final answer
    x = 145,304.68

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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.