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Finding the Fourth Proportional to 66,802.64, 92,304.92 and 52,575.53

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Solution

The fourth proportional to 66,802.64, 92,304.92 and 52,575.53 is: 72,646.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,802.64 : 92,304.92 = 52,575.53 : x
  2. Step 2: Convert to fraction form
    66,802.64/92,304.92 = 52,575.53/x
  3. Step 3: Cross multiply
    66,802.64x = 92,304.92 × 52,575.53
  4. Step 4: Simplify right side
    66,802.64x = 4,852,980,090.61
  5. Step 5: Solve for x
    x = 4,852,980,090.61/66,802.64
  6. Step 6: Final answer
    x = 72,646.53

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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.