Home / 113,447.72-170,088.06-38,547.68

Finding the Fourth Proportional to 113,447.72, 170,088.06 and 38,547.68

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Solution

The fourth proportional to 113,447.72, 170,088.06 and 38,547.68 is: 57,793.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,447.72 : 170,088.06 = 38,547.68 : x
  2. Step 2: Convert to fraction form
    113,447.72/170,088.06 = 38,547.68/x
  3. Step 3: Cross multiply
    113,447.72x = 170,088.06 × 38,547.68
  4. Step 4: Simplify right side
    113,447.72x = 6,556,500,108.70
  5. Step 5: Solve for x
    x = 6,556,500,108.70/113,447.72
  6. Step 6: Final answer
    x = 57,793.14

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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.