Home / 124,107,670.74-171,280,683-92,691,177.22

Finding the Fourth Proportional to 124,107,670.74, 171,280,683 and 92,691,177.22

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Solution

The fourth proportional to 124,107,670.74, 171,280,683 and 92,691,177.22 is: 127,922,859.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,107,670.74 : 171,280,683 = 92,691,177.22 : x
  2. Step 2: Convert to fraction form
    124,107,670.74/171,280,683 = 92,691,177.22/x
  3. Step 3: Cross multiply
    124,107,670.74x = 171,280,683 × 92,691,177.22
  4. Step 4: Simplify right side
    124,107,670.74x = 15,876,208,142,743,842
  5. Step 5: Solve for x
    x = 15,876,208,142,743,842/124,107,670.74
  6. Step 6: Final answer
    x = 127,922,859.63

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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.