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Finding the Fourth Proportional to 68,369.52, 94,303.34 and 59,401.20

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Solution

The fourth proportional to 68,369.52, 94,303.34 and 59,401.20 is: 81,933.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,369.52 : 94,303.34 = 59,401.20 : x
  2. Step 2: Convert to fraction form
    68,369.52/94,303.34 = 59,401.20/x
  3. Step 3: Cross multiply
    68,369.52x = 94,303.34 × 59,401.20
  4. Step 4: Simplify right side
    68,369.52x = 5,601,731,263.00
  5. Step 5: Solve for x
    x = 5,601,731,263.00/68,369.52
  6. Step 6: Final answer
    x = 81,933.17

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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.