Home / 121,159.47-181,768.37-51,058.83

Finding the Fourth Proportional to 121,159.47, 181,768.37 and 51,058.83

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Solution

The fourth proportional to 121,159.47, 181,768.37 and 51,058.83 is: 76,600.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,159.47 : 181,768.37 = 51,058.83 : x
  2. Step 2: Convert to fraction form
    121,159.47/181,768.37 = 51,058.83/x
  3. Step 3: Cross multiply
    121,159.47x = 181,768.37 × 51,058.83
  4. Step 4: Simplify right side
    121,159.47x = 9,280,880,047.91
  5. Step 5: Solve for x
    x = 9,280,880,047.91/121,159.47
  6. Step 6: Final answer
    x = 76,600.53

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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.