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Finding the Fourth Proportional to 77,482.89, 116,218.58 and 44,098.17

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Solution

The fourth proportional to 77,482.89, 116,218.58 and 44,098.17 is: 66,143.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,482.89 : 116,218.58 = 44,098.17 : x
  2. Step 2: Convert to fraction form
    77,482.89/116,218.58 = 44,098.17/x
  3. Step 3: Cross multiply
    77,482.89x = 116,218.58 × 44,098.17
  4. Step 4: Simplify right side
    77,482.89x = 5,125,026,477.51
  5. Step 5: Solve for x
    x = 5,125,026,477.51/77,482.89
  6. Step 6: Final answer
    x = 66,143.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.