Home / 105,894,175.20-158,728,251.60-60,357,919.20

Finding the Fourth Proportional to 105,894,175.20, 158,728,251.60 and 60,357,919.20

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Solution

The fourth proportional to 105,894,175.20, 158,728,251.60 and 60,357,919.20 is: 90,472,464.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,894,175.20 : 158,728,251.60 = 60,357,919.20 : x
  2. Step 2: Convert to fraction form
    105,894,175.20/158,728,251.60 = 60,357,919.20/x
  3. Step 3: Cross multiply
    105,894,175.20x = 158,728,251.60 × 60,357,919.20
  4. Step 4: Simplify right side
    105,894,175.20x = 9,580,506,984,830,070
  5. Step 5: Solve for x
    x = 9,580,506,984,830,070/105,894,175.20
  6. Step 6: Final answer
    x = 90,472,464.29

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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.