Home / 141,348.73-195,058.92-77,685.16

Finding the Fourth Proportional to 141,348.73, 195,058.92 and 77,685.16

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Solution

The fourth proportional to 141,348.73, 195,058.92 and 77,685.16 is: 107,204.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,348.73 : 195,058.92 = 77,685.16 : x
  2. Step 2: Convert to fraction form
    141,348.73/195,058.92 = 77,685.16/x
  3. Step 3: Cross multiply
    141,348.73x = 195,058.92 × 77,685.16
  4. Step 4: Simplify right side
    141,348.73x = 15,153,183,409.63
  5. Step 5: Solve for x
    x = 15,153,183,409.63/141,348.73
  6. Step 6: Final answer
    x = 107,204.24

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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.