Home / 75,008.07-112,567.47-35,565.33

Finding the Fourth Proportional to 75,008.07, 112,567.47 and 35,565.33

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Solution

The fourth proportional to 75,008.07, 112,567.47 and 35,565.33 is: 53,374.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,008.07 : 112,567.47 = 35,565.33 : x
  2. Step 2: Convert to fraction form
    75,008.07/112,567.47 = 35,565.33/x
  3. Step 3: Cross multiply
    75,008.07x = 112,567.47 × 35,565.33
  4. Step 4: Simplify right side
    75,008.07x = 4,003,499,217.82
  5. Step 5: Solve for x
    x = 4,003,499,217.82/75,008.07
  6. Step 6: Final answer
    x = 53,374.25

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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.