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Finding the Fourth Proportional to 88,653.78, 122,362.74 and 58,444.44

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Solution

The fourth proportional to 88,653.78, 122,362.74 and 58,444.44 is: 80,666.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,653.78 : 122,362.74 = 58,444.44 : x
  2. Step 2: Convert to fraction form
    88,653.78/122,362.74 = 58,444.44/x
  3. Step 3: Cross multiply
    88,653.78x = 122,362.74 × 58,444.44
  4. Step 4: Simplify right side
    88,653.78x = 7,151,421,816.17
  5. Step 5: Solve for x
    x = 7,151,421,816.17/88,653.78
  6. Step 6: Final answer
    x = 80,666.86

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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.