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Finding the Fourth Proportional to 52,248.03, 78,361.56 and 25,582.53

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Solution

The fourth proportional to 52,248.03, 78,361.56 and 25,582.53 is: 38,368.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,248.03 : 78,361.56 = 25,582.53 : x
  2. Step 2: Convert to fraction form
    52,248.03/78,361.56 = 25,582.53/x
  3. Step 3: Cross multiply
    52,248.03x = 78,361.56 × 25,582.53
  4. Step 4: Simplify right side
    52,248.03x = 2,004,686,567.74
  5. Step 5: Solve for x
    x = 2,004,686,567.74/52,248.03
  6. Step 6: Final answer
    x = 38,368.65

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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.