Home / 96,872,690.40-145,309,035.60-71,363,522.40

Finding the Fourth Proportional to 96,872,690.40, 145,309,035.60 and 71,363,522.40

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Solution

The fourth proportional to 96,872,690.40, 145,309,035.60 and 71,363,522.40 is: 107,045,283.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,872,690.40 : 145,309,035.60 = 71,363,522.40 : x
  2. Step 2: Convert to fraction form
    96,872,690.40/145,309,035.60 = 71,363,522.40/x
  3. Step 3: Cross multiply
    96,872,690.40x = 145,309,035.60 × 71,363,522.40
  4. Step 4: Simplify right side
    96,872,690.40x = 10,369,764,616,962,998
  5. Step 5: Solve for x
    x = 10,369,764,616,962,998/96,872,690.40
  6. Step 6: Final answer
    x = 107,045,283.60

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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.