Home / 113,746.04-170,476.50-87,549.56

Finding the Fourth Proportional to 113,746.04, 170,476.50 and 87,549.56

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Solution

The fourth proportional to 113,746.04, 170,476.50 and 87,549.56 is: 131,214.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,746.04 : 170,476.50 = 87,549.56 : x
  2. Step 2: Convert to fraction form
    113,746.04/170,476.50 = 87,549.56/x
  3. Step 3: Cross multiply
    113,746.04x = 170,476.50 × 87,549.56
  4. Step 4: Simplify right side
    113,746.04x = 14,925,142,565.34
  5. Step 5: Solve for x
    x = 14,925,142,565.34/113,746.04
  6. Step 6: Final answer
    x = 131,214.61

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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.