Home / 89,943,097.08-124,121,870.10-48,689,989.46

Finding the Fourth Proportional to 89,943,097.08, 124,121,870.10 and 48,689,989.46

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Solution

The fourth proportional to 89,943,097.08, 124,121,870.10 and 48,689,989.46 is: 67,192,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,943,097.08 : 124,121,870.10 = 48,689,989.46 : x
  2. Step 2: Convert to fraction form
    89,943,097.08/124,121,870.10 = 48,689,989.46/x
  3. Step 3: Cross multiply
    89,943,097.08x = 124,121,870.10 × 48,689,989.46
  4. Step 4: Simplify right side
    89,943,097.08x = 6,043,492,546,924,489
  5. Step 5: Solve for x
    x = 6,043,492,546,924,489/89,943,097.08
  6. Step 6: Final answer
    x = 67,192,399.90

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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.