Home / 66,062.04-99,108.19-28,628.39

Finding the Fourth Proportional to 66,062.04, 99,108.19 and 28,628.39

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Solution

The fourth proportional to 66,062.04, 99,108.19 and 28,628.39 is: 42,949.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,062.04 : 99,108.19 = 28,628.39 : x
  2. Step 2: Convert to fraction form
    66,062.04/99,108.19 = 28,628.39/x
  3. Step 3: Cross multiply
    66,062.04x = 99,108.19 × 28,628.39
  4. Step 4: Simplify right side
    66,062.04x = 2,837,308,199.07
  5. Step 5: Solve for x
    x = 2,837,308,199.07/66,062.04
  6. Step 6: Final answer
    x = 42,949.15

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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.