Home / 89,383,761.40-134,075,642.10-48,569,092.60

Finding the Fourth Proportional to 89,383,761.40, 134,075,642.10 and 48,569,092.60

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Solution

The fourth proportional to 89,383,761.40, 134,075,642.10 and 48,569,092.60 is: 72,853,638.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,383,761.40 : 134,075,642.10 = 48,569,092.60 : x
  2. Step 2: Convert to fraction form
    89,383,761.40/134,075,642.10 = 48,569,092.60/x
  3. Step 3: Cross multiply
    89,383,761.40x = 134,075,642.10 × 48,569,092.60
  4. Step 4: Simplify right side
    89,383,761.40x = 6,511,932,276,559,358
  5. Step 5: Solve for x
    x = 6,511,932,276,559,358/89,383,761.40
  6. Step 6: Final answer
    x = 72,853,638.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.