Home / 145,537.37-218,290.72-38,932.10

Finding the Fourth Proportional to 145,537.37, 218,290.72 and 38,932.10

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Solution

The fourth proportional to 145,537.37, 218,290.72 and 38,932.10 is: 58,394.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,537.37 : 218,290.72 = 38,932.10 : x
  2. Step 2: Convert to fraction form
    145,537.37/218,290.72 = 38,932.10/x
  3. Step 3: Cross multiply
    145,537.37x = 218,290.72 × 38,932.10
  4. Step 4: Simplify right side
    145,537.37x = 8,498,516,140.11
  5. Step 5: Solve for x
    x = 8,498,516,140.11/145,537.37
  6. Step 6: Final answer
    x = 58,394.05

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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.