Home / 89,712,160.66-123,802,831.47-48,459,053.26

Finding the Fourth Proportional to 89,712,160.66, 123,802,831.47 and 48,459,053.26

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Solution

The fourth proportional to 89,712,160.66, 123,802,831.47 and 48,459,053.26 is: 66,873,520.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,712,160.66 : 123,802,831.47 = 48,459,053.26 : x
  2. Step 2: Convert to fraction form
    89,712,160.66/123,802,831.47 = 48,459,053.26/x
  3. Step 3: Cross multiply
    89,712,160.66x = 123,802,831.47 × 48,459,053.26
  4. Step 4: Simplify right side
    89,712,160.66x = 5,999,368,003,943,534
  5. Step 5: Solve for x
    x = 5,999,368,003,943,534/89,712,160.66
  6. Step 6: Final answer
    x = 66,873,520.38

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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.