Home / 85,704,091.05-118,279,358.17-48,543,411.27

Finding the Fourth Proportional to 85,704,091.05, 118,279,358.17 and 48,543,411.27

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Solution

The fourth proportional to 85,704,091.05, 118,279,358.17 and 48,543,411.27 is: 66,994,275.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,704,091.05 : 118,279,358.17 = 48,543,411.27 : x
  2. Step 2: Convert to fraction form
    85,704,091.05/118,279,358.17 = 48,543,411.27/x
  3. Step 3: Cross multiply
    85,704,091.05x = 118,279,358.17 × 48,543,411.27
  4. Step 4: Simplify right side
    85,704,091.05x = 5,741,683,528,155,228
  5. Step 5: Solve for x
    x = 5,741,683,528,155,228/85,704,091.05
  6. Step 6: Final answer
    x = 66,994,275.98

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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.