Home / 75,319.58-112,950.48-25,386.19

Finding the Fourth Proportional to 75,319.58, 112,950.48 and 25,386.19

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Solution

The fourth proportional to 75,319.58, 112,950.48 and 25,386.19 is: 38,069.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,319.58 : 112,950.48 = 25,386.19 : x
  2. Step 2: Convert to fraction form
    75,319.58/112,950.48 = 25,386.19/x
  3. Step 3: Cross multiply
    75,319.58x = 112,950.48 × 25,386.19
  4. Step 4: Simplify right side
    75,319.58x = 2,867,382,345.87
  5. Step 5: Solve for x
    x = 2,867,382,345.87/75,319.58
  6. Step 6: Final answer
    x = 38,069.55

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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.