Home / 66,254.77-99,381.14-26,783.88

Finding the Fourth Proportional to 66,254.77, 99,381.14 and 26,783.88

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Solution

The fourth proportional to 66,254.77, 99,381.14 and 26,783.88 is: 40,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,254.77 : 99,381.14 = 26,783.88 : x
  2. Step 2: Convert to fraction form
    66,254.77/99,381.14 = 26,783.88/x
  3. Step 3: Cross multiply
    66,254.77x = 99,381.14 × 26,783.88
  4. Step 4: Simplify right side
    66,254.77x = 2,661,812,031.12
  5. Step 5: Solve for x
    x = 2,661,812,031.12/66,254.77
  6. Step 6: Final answer
    x = 40,175.40

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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.