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Finding the Fourth Proportional to 69,165.36, 95,492.36 and 56,448.93

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Solution

The fourth proportional to 69,165.36, 95,492.36 and 56,448.93 is: 77,935.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,165.36 : 95,492.36 = 56,448.93 : x
  2. Step 2: Convert to fraction form
    69,165.36/95,492.36 = 56,448.93/x
  3. Step 3: Cross multiply
    69,165.36x = 95,492.36 × 56,448.93
  4. Step 4: Simplify right side
    69,165.36x = 5,390,441,262.93
  5. Step 5: Solve for x
    x = 5,390,441,262.93/69,165.36
  6. Step 6: Final answer
    x = 77,935.56

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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.