Home / 124,903.28-187,267.32-46,007.40

Finding the Fourth Proportional to 124,903.28, 187,267.32 and 46,007.40

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Solution

The fourth proportional to 124,903.28, 187,267.32 and 46,007.40 is: 68,978.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,903.28 : 187,267.32 = 46,007.40 : x
  2. Step 2: Convert to fraction form
    124,903.28/187,267.32 = 46,007.40/x
  3. Step 3: Cross multiply
    124,903.28x = 187,267.32 × 46,007.40
  4. Step 4: Simplify right side
    124,903.28x = 8,615,682,498.17
  5. Step 5: Solve for x
    x = 8,615,682,498.17/124,903.28
  6. Step 6: Final answer
    x = 68,978.83

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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.