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Finding the Fourth Proportional to 59,114.40, 88,671.60 and 28,010.40

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Solution

The fourth proportional to 59,114.40, 88,671.60 and 28,010.40 is: 42,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,114.40 : 88,671.60 = 28,010.40 : x
  2. Step 2: Convert to fraction form
    59,114.40/88,671.60 = 28,010.40/x
  3. Step 3: Cross multiply
    59,114.40x = 88,671.60 × 28,010.40
  4. Step 4: Simplify right side
    59,114.40x = 2,483,726,984.64
  5. Step 5: Solve for x
    x = 2,483,726,984.64/59,114.40
  6. Step 6: Final answer
    x = 42,015.60

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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.