Home / 165,089.13-247,634.30-40,430.13

Finding the Fourth Proportional to 165,089.13, 247,634.30 and 40,430.13

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Solution

The fourth proportional to 165,089.13, 247,634.30 and 40,430.13 is: 60,645.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,089.13 : 247,634.30 = 40,430.13 : x
  2. Step 2: Convert to fraction form
    165,089.13/247,634.30 = 40,430.13/x
  3. Step 3: Cross multiply
    165,089.13x = 247,634.30 × 40,430.13
  4. Step 4: Simplify right side
    165,089.13x = 10,011,886,941.46
  5. Step 5: Solve for x
    x = 10,011,886,941.46/165,089.13
  6. Step 6: Final answer
    x = 60,645.34

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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.