Home / 61,931.07-92,865.16-26,378.65

Finding the Fourth Proportional to 61,931.07, 92,865.16 and 26,378.65

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Solution

The fourth proportional to 61,931.07, 92,865.16 and 26,378.65 is: 39,554.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,931.07 : 92,865.16 = 26,378.65 : x
  2. Step 2: Convert to fraction form
    61,931.07/92,865.16 = 26,378.65/x
  3. Step 3: Cross multiply
    61,931.07x = 92,865.16 × 26,378.65
  4. Step 4: Simplify right side
    61,931.07x = 2,449,657,552.83
  5. Step 5: Solve for x
    x = 2,449,657,552.83/61,931.07
  6. Step 6: Final answer
    x = 39,554.58

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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.