Home / 63,025.28-86,971.52-34,725.76

Finding the Fourth Proportional to 63,025.28, 86,971.52 and 34,725.76

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Solution

The fourth proportional to 63,025.28, 86,971.52 and 34,725.76 is: 47,919.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,025.28 : 86,971.52 = 34,725.76 : x
  2. Step 2: Convert to fraction form
    63,025.28/86,971.52 = 34,725.76/x
  3. Step 3: Cross multiply
    63,025.28x = 86,971.52 × 34,725.76
  4. Step 4: Simplify right side
    63,025.28x = 3,020,152,130.36
  5. Step 5: Solve for x
    x = 3,020,152,130.36/63,025.28
  6. Step 6: Final answer
    x = 47,919.69

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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.