Home / 92,835.78-139,254.43-26,278.10

Finding the Fourth Proportional to 92,835.78, 139,254.43 and 26,278.10

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Solution

The fourth proportional to 92,835.78, 139,254.43 and 26,278.10 is: 39,417.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,835.78 : 139,254.43 = 26,278.10 : x
  2. Step 2: Convert to fraction form
    92,835.78/139,254.43 = 26,278.10/x
  3. Step 3: Cross multiply
    92,835.78x = 139,254.43 × 26,278.10
  4. Step 4: Simplify right side
    92,835.78x = 3,659,341,836.98
  5. Step 5: Solve for x
    x = 3,659,341,836.98/92,835.78
  6. Step 6: Final answer
    x = 39,417.37

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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.