Home / 61,288.08-91,849.07-31,726.67

Finding the Fourth Proportional to 61,288.08, 91,849.07 and 31,726.67

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Solution

The fourth proportional to 61,288.08, 91,849.07 and 31,726.67 is: 47,547.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,288.08 : 91,849.07 = 31,726.67 : x
  2. Step 2: Convert to fraction form
    61,288.08/91,849.07 = 31,726.67/x
  3. Step 3: Cross multiply
    61,288.08x = 91,849.07 × 31,726.67
  4. Step 4: Simplify right side
    61,288.08x = 2,914,065,098.20
  5. Step 5: Solve for x
    x = 2,914,065,098.20/61,288.08
  6. Step 6: Final answer
    x = 47,547.01

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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.