Home / 113,002.73-169,506.65-28,762.56

Finding the Fourth Proportional to 113,002.73, 169,506.65 and 28,762.56

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Solution

The fourth proportional to 113,002.73, 169,506.65 and 28,762.56 is: 43,144.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,002.73 : 169,506.65 = 28,762.56 : x
  2. Step 2: Convert to fraction form
    113,002.73/169,506.65 = 28,762.56/x
  3. Step 3: Cross multiply
    113,002.73x = 169,506.65 × 28,762.56
  4. Step 4: Simplify right side
    113,002.73x = 4,875,445,191.02
  5. Step 5: Solve for x
    x = 4,875,445,191.02/113,002.73
  6. Step 6: Final answer
    x = 43,144.49

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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.