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Finding the Fourth Proportional to 56,410.50, 77,824.35 and 36,264.18

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Solution

The fourth proportional to 56,410.50, 77,824.35 and 36,264.18 is: 50,030.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,410.50 : 77,824.35 = 36,264.18 : x
  2. Step 2: Convert to fraction form
    56,410.50/77,824.35 = 36,264.18/x
  3. Step 3: Cross multiply
    56,410.50x = 77,824.35 × 36,264.18
  4. Step 4: Simplify right side
    56,410.50x = 2,822,236,236.78
  5. Step 5: Solve for x
    x = 2,822,236,236.78/56,410.50
  6. Step 6: Final answer
    x = 50,030.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.