Home / 107,048.52-160,577.10-28,170.72

Finding the Fourth Proportional to 107,048.52, 160,577.10 and 28,170.72

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Solution

The fourth proportional to 107,048.52, 160,577.10 and 28,170.72 is: 42,257.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,048.52 : 160,577.10 = 28,170.72 : x
  2. Step 2: Convert to fraction form
    107,048.52/160,577.10 = 28,170.72/x
  3. Step 3: Cross multiply
    107,048.52x = 160,577.10 × 28,170.72
  4. Step 4: Simplify right side
    107,048.52x = 4,523,572,522.51
  5. Step 5: Solve for x
    x = 4,523,572,522.51/107,048.52
  6. Step 6: Final answer
    x = 42,257.22

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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.