Home / 60,860.16-91,272.96-19,306.08

Finding the Fourth Proportional to 60,860.16, 91,272.96 and 19,306.08

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Solution

The fourth proportional to 60,860.16, 91,272.96 and 19,306.08 is: 28,953.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,860.16 : 91,272.96 = 19,306.08 : x
  2. Step 2: Convert to fraction form
    60,860.16/91,272.96 = 19,306.08/x
  3. Step 3: Cross multiply
    60,860.16x = 91,272.96 × 19,306.08
  4. Step 4: Simplify right side
    60,860.16x = 1,762,123,067.60
  5. Step 5: Solve for x
    x = 1,762,123,067.60/60,860.16
  6. Step 6: Final answer
    x = 28,953.64

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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.