Home / 113,487.52-170,125.36-38,556.40

Finding the Fourth Proportional to 113,487.52, 170,125.36 and 38,556.40

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Solution

The fourth proportional to 113,487.52, 170,125.36 and 38,556.40 is: 57,798.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,487.52 : 170,125.36 = 38,556.40 : x
  2. Step 2: Convert to fraction form
    113,487.52/170,125.36 = 38,556.40/x
  3. Step 3: Cross multiply
    113,487.52x = 170,125.36 × 38,556.40
  4. Step 4: Simplify right side
    113,487.52x = 6,559,421,430.30
  5. Step 5: Solve for x
    x = 6,559,421,430.30/113,487.52
  6. Step 6: Final answer
    x = 57,798.61

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1.5x scale

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.