Home / 109,095.59-163,650.31-38,015.36

Finding the Fourth Proportional to 109,095.59, 163,650.31 and 38,015.36

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Solution

The fourth proportional to 109,095.59, 163,650.31 and 38,015.36 is: 57,025.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,095.59 : 163,650.31 = 38,015.36 : x
  2. Step 2: Convert to fraction form
    109,095.59/163,650.31 = 38,015.36/x
  3. Step 3: Cross multiply
    109,095.59x = 163,650.31 × 38,015.36
  4. Step 4: Simplify right side
    109,095.59x = 6,221,225,149.16
  5. Step 5: Solve for x
    x = 6,221,225,149.16/109,095.59
  6. Step 6: Final answer
    x = 57,025.45

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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.