Home / 66,895.02-92,317.80-36,681.42

Finding the Fourth Proportional to 66,895.02, 92,317.80 and 36,681.42

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Solution

The fourth proportional to 66,895.02, 92,317.80 and 36,681.42 is: 50,621.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,895.02 : 92,317.80 = 36,681.42 : x
  2. Step 2: Convert to fraction form
    66,895.02/92,317.80 = 36,681.42/x
  3. Step 3: Cross multiply
    66,895.02x = 92,317.80 × 36,681.42
  4. Step 4: Simplify right side
    66,895.02x = 3,386,347,995.28
  5. Step 5: Solve for x
    x = 3,386,347,995.28/66,895.02
  6. Step 6: Final answer
    x = 50,621.82

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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.