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Finding the Fourth Proportional to 88,589.84, 122,254.94 and 48,303.28

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Solution

The fourth proportional to 88,589.84, 122,254.94 and 48,303.28 is: 66,659.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,589.84 : 122,254.94 = 48,303.28 : x
  2. Step 2: Convert to fraction form
    88,589.84/122,254.94 = 48,303.28/x
  3. Step 3: Cross multiply
    88,589.84x = 122,254.94 × 48,303.28
  4. Step 4: Simplify right side
    88,589.84x = 5,905,314,598.20
  5. Step 5: Solve for x
    x = 5,905,314,598.20/88,589.84
  6. Step 6: Final answer
    x = 66,659.05

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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.