Home / 89,912,058.16-124,078,638.72-48,658,950.76

Finding the Fourth Proportional to 89,912,058.16, 124,078,638.72 and 48,658,950.76

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Solution

The fourth proportional to 89,912,058.16, 124,078,638.72 and 48,658,950.76 is: 67,149,351.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,912,058.16 : 124,078,638.72 = 48,658,950.76 : x
  2. Step 2: Convert to fraction form
    89,912,058.16/124,078,638.72 = 48,658,950.76/x
  3. Step 3: Cross multiply
    89,912,058.16x = 124,078,638.72 × 48,658,950.76
  4. Step 4: Simplify right side
    89,912,058.16x = 6,037,536,371,844,309
  5. Step 5: Solve for x
    x = 6,037,536,371,844,309/89,912,058.16
  6. Step 6: Final answer
    x = 67,149,351.21

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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.