Home / 113,014.56-169,403.52-38,108.88

Finding the Fourth Proportional to 113,014.56, 169,403.52 and 38,108.88

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Solution

The fourth proportional to 113,014.56, 169,403.52 and 38,108.88 is: 57,123.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,014.56 : 169,403.52 = 38,108.88 : x
  2. Step 2: Convert to fraction form
    113,014.56/169,403.52 = 38,108.88/x
  3. Step 3: Cross multiply
    113,014.56x = 169,403.52 × 38,108.88
  4. Step 4: Simplify right side
    113,014.56x = 6,455,778,415.26
  5. Step 5: Solve for x
    x = 6,455,778,415.26/113,014.56
  6. Step 6: Final answer
    x = 57,123.42

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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.