Home / 102,807,210.92-141,873,117.76-55,764,166.88

Finding the Fourth Proportional to 102,807,210.92, 141,873,117.76 and 55,764,166.88

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Solution

The fourth proportional to 102,807,210.92, 141,873,117.76 and 55,764,166.88 is: 76,954,098.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,807,210.92 : 141,873,117.76 = 55,764,166.88 : x
  2. Step 2: Convert to fraction form
    102,807,210.92/141,873,117.76 = 55,764,166.88/x
  3. Step 3: Cross multiply
    102,807,210.92x = 141,873,117.76 × 55,764,166.88
  4. Step 4: Simplify right side
    102,807,210.92x = 7,911,436,214,554,532
  5. Step 5: Solve for x
    x = 7,911,436,214,554,532/102,807,210.92
  6. Step 6: Final answer
    x = 76,954,098.29

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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.