Home / 89,975,097.20-124,165,603.86-48,721,989.57

Finding the Fourth Proportional to 89,975,097.20, 124,165,603.86 and 48,721,989.57

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Solution

The fourth proportional to 89,975,097.20, 124,165,603.86 and 48,721,989.57 is: 67,236,329.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,975,097.20 : 124,165,603.86 = 48,721,989.57 : x
  2. Step 2: Convert to fraction form
    89,975,097.20/124,165,603.86 = 48,721,989.57/x
  3. Step 3: Cross multiply
    89,975,097.20x = 124,165,603.86 × 48,721,989.57
  4. Step 4: Simplify right side
    89,975,097.20x = 6,049,595,256,219,672
  5. Step 5: Solve for x
    x = 6,049,595,256,219,672/89,975,097.20
  6. Step 6: Final answer
    x = 67,236,329.21

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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.