Home / 192,038.85-265,013.40-107,155.92

Finding the Fourth Proportional to 192,038.85, 265,013.40 and 107,155.92

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Solution

The fourth proportional to 192,038.85, 265,013.40 and 107,155.92 is: 147,875.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,038.85 : 265,013.40 = 107,155.92 : x
  2. Step 2: Convert to fraction form
    192,038.85/265,013.40 = 107,155.92/x
  3. Step 3: Cross multiply
    192,038.85x = 265,013.40 × 107,155.92
  4. Step 4: Simplify right side
    192,038.85x = 28,397,753,364.26
  5. Step 5: Solve for x
    x = 28,397,753,364.26/192,038.85
  6. Step 6: Final answer
    x = 147,875.05

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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.