Home / 89,943,095.93-124,121,868.50-48,689,988.30

Finding the Fourth Proportional to 89,943,095.93, 124,121,868.50 and 48,689,988.30

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Solution

The fourth proportional to 89,943,095.93, 124,121,868.50 and 48,689,988.30 is: 67,192,398.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,943,095.93 : 124,121,868.50 = 48,689,988.30 : x
  2. Step 2: Convert to fraction form
    89,943,095.93/124,121,868.50 = 48,689,988.30/x
  3. Step 3: Cross multiply
    89,943,095.93x = 124,121,868.50 × 48,689,988.30
  4. Step 4: Simplify right side
    89,943,095.93x = 6,043,492,324,887,225
  5. Step 5: Solve for x
    x = 6,043,492,324,887,225/89,943,095.93
  6. Step 6: Final answer
    x = 67,192,398.29

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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.