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Finding the Fourth Proportional to 61,825.76, 92,683.92 and 26,746.28

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Solution

The fourth proportional to 61,825.76, 92,683.92 and 26,746.28 is: 40,095.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,825.76 : 92,683.92 = 26,746.28 : x
  2. Step 2: Convert to fraction form
    61,825.76/92,683.92 = 26,746.28/x
  3. Step 3: Cross multiply
    61,825.76x = 92,683.92 × 26,746.28
  4. Step 4: Simplify right side
    61,825.76x = 2,478,950,075.82
  5. Step 5: Solve for x
    x = 2,478,950,075.82/61,825.76
  6. Step 6: Final answer
    x = 40,095.75

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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.