Home / 124,101.14-186,148.35-30,607.70

Finding the Fourth Proportional to 124,101.14, 186,148.35 and 30,607.70

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Solution

The fourth proportional to 124,101.14, 186,148.35 and 30,607.70 is: 45,910.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,101.14 : 186,148.35 = 30,607.70 : x
  2. Step 2: Convert to fraction form
    124,101.14/186,148.35 = 30,607.70/x
  3. Step 3: Cross multiply
    124,101.14x = 186,148.35 × 30,607.70
  4. Step 4: Simplify right side
    124,101.14x = 5,697,572,852.30
  5. Step 5: Solve for x
    x = 5,697,572,852.30/124,101.14
  6. Step 6: Final answer
    x = 45,910.72

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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.