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Finding the Fourth Proportional to 110,285.88, 152,202.42 and 62,543.40

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Solution

The fourth proportional to 110,285.88, 152,202.42 and 62,543.40 is: 86,314.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,285.88 : 152,202.42 = 62,543.40 : x
  2. Step 2: Convert to fraction form
    110,285.88/152,202.42 = 62,543.40/x
  3. Step 3: Cross multiply
    110,285.88x = 152,202.42 × 62,543.40
  4. Step 4: Simplify right side
    110,285.88x = 9,519,256,835.03
  5. Step 5: Solve for x
    x = 9,519,256,835.03/110,285.88
  6. Step 6: Final answer
    x = 86,314.38

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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.