Home / 94,410,356.17-129,342,649.32-90,871,881.59

Finding the Fourth Proportional to 94,410,356.17, 129,342,649.32 and 90,871,881.59

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Solution

The fourth proportional to 94,410,356.17, 129,342,649.32 and 90,871,881.59 is: 124,494,921.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,410,356.17 : 129,342,649.32 = 90,871,881.59 : x
  2. Step 2: Convert to fraction form
    94,410,356.17/129,342,649.32 = 90,871,881.59/x
  3. Step 3: Cross multiply
    94,410,356.17x = 129,342,649.32 × 90,871,881.59
  4. Step 4: Simplify right side
    94,410,356.17x = 11,753,609,913,922,442
  5. Step 5: Solve for x
    x = 11,753,609,913,922,442/94,410,356.17
  6. Step 6: Final answer
    x = 124,494,921.86

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.