Home / 66,878.39-92,277.02-45,371.07

Finding the Fourth Proportional to 66,878.39, 92,277.02 and 45,371.07

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Solution

The fourth proportional to 66,878.39, 92,277.02 and 45,371.07 is: 62,601.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,878.39 : 92,277.02 = 45,371.07 : x
  2. Step 2: Convert to fraction form
    66,878.39/92,277.02 = 45,371.07/x
  3. Step 3: Cross multiply
    66,878.39x = 92,277.02 × 45,371.07
  4. Step 4: Simplify right side
    66,878.39x = 4,186,707,247.24
  5. Step 5: Solve for x
    x = 4,186,707,247.24/66,878.39
  6. Step 6: Final answer
    x = 62,601.79

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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.