Home / 40,147.04-60,109.70-30,256.34

Finding the Fourth Proportional to 40,147.04, 60,109.70 and 30,256.34

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Solution

The fourth proportional to 40,147.04, 60,109.70 and 30,256.34 is: 45,300.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,147.04 : 60,109.70 = 30,256.34 : x
  2. Step 2: Convert to fraction form
    40,147.04/60,109.70 = 30,256.34/x
  3. Step 3: Cross multiply
    40,147.04x = 60,109.70 × 30,256.34
  4. Step 4: Simplify right side
    40,147.04x = 1,818,699,068.67
  5. Step 5: Solve for x
    x = 1,818,699,068.67/40,147.04
  6. Step 6: Final answer
    x = 45,300.95

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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.