Home / 95,490.32-143,110.94-53,368.70

Finding the Fourth Proportional to 95,490.32, 143,110.94 and 53,368.70

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Solution

The fourth proportional to 95,490.32, 143,110.94 and 53,368.70 is: 79,983.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,490.32 : 143,110.94 = 53,368.70 : x
  2. Step 2: Convert to fraction form
    95,490.32/143,110.94 = 53,368.70/x
  3. Step 3: Cross multiply
    95,490.32x = 143,110.94 × 53,368.70
  4. Step 4: Simplify right side
    95,490.32x = 7,637,643,841.18
  5. Step 5: Solve for x
    x = 7,637,643,841.18/95,490.32
  6. Step 6: Final answer
    x = 79,983.44

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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.