Home / 107,077.16-160,623.95-28,190.25

Finding the Fourth Proportional to 107,077.16, 160,623.95 and 28,190.25

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Solution

The fourth proportional to 107,077.16, 160,623.95 and 28,190.25 is: 42,287.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,077.16 : 160,623.95 = 28,190.25 : x
  2. Step 2: Convert to fraction form
    107,077.16/160,623.95 = 28,190.25/x
  3. Step 3: Cross multiply
    107,077.16x = 160,623.95 × 28,190.25
  4. Step 4: Simplify right side
    107,077.16x = 4,528,029,165.54
  5. Step 5: Solve for x
    x = 4,528,029,165.54/107,077.16
  6. Step 6: Final answer
    x = 42,287.53

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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.