Home / 112,345,544.22-155,041,639.08-62,785,916.46

Finding the Fourth Proportional to 112,345,544.22, 155,041,639.08 and 62,785,916.46

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Solution

The fourth proportional to 112,345,544.22, 155,041,639.08 and 62,785,916.46 is: 86,647,240.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,345,544.22 : 155,041,639.08 = 62,785,916.46 : x
  2. Step 2: Convert to fraction form
    112,345,544.22/155,041,639.08 = 62,785,916.46/x
  3. Step 3: Cross multiply
    112,345,544.22x = 155,041,639.08 × 62,785,916.46
  4. Step 4: Simplify right side
    112,345,544.22x = 9,734,431,399,098,352
  5. Step 5: Solve for x
    x = 9,734,431,399,098,352/112,345,544.22
  6. Step 6: Final answer
    x = 86,647,240.59

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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.