Home / 113,572.69-170,358.27-54,228.45

Finding the Fourth Proportional to 113,572.69, 170,358.27 and 54,228.45

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Solution

The fourth proportional to 113,572.69, 170,358.27 and 54,228.45 is: 81,342.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,572.69 : 170,358.27 = 54,228.45 : x
  2. Step 2: Convert to fraction form
    113,572.69/170,358.27 = 54,228.45/x
  3. Step 3: Cross multiply
    113,572.69x = 170,358.27 × 54,228.45
  4. Step 4: Simplify right side
    113,572.69x = 9,238,265,005.80
  5. Step 5: Solve for x
    x = 9,238,265,005.80/113,572.69
  6. Step 6: Final answer
    x = 81,342.31

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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.