Home / 88,690,037.70-133,035,056.55-73,760,117.70

Finding the Fourth Proportional to 88,690,037.70, 133,035,056.55 and 73,760,117.70

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Solution

The fourth proportional to 88,690,037.70, 133,035,056.55 and 73,760,117.70 is: 110,640,176.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,690,037.70 : 133,035,056.55 = 73,760,117.70 : x
  2. Step 2: Convert to fraction form
    88,690,037.70/133,035,056.55 = 73,760,117.70/x
  3. Step 3: Cross multiply
    88,690,037.70x = 133,035,056.55 × 73,760,117.70
  4. Step 4: Simplify right side
    88,690,037.70x = 9,812,681,429,354,156
  5. Step 5: Solve for x
    x = 9,812,681,429,354,156/88,690,037.70
  6. Step 6: Final answer
    x = 110,640,176.55

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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.