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Finding the Fourth Proportional to 58,365.60, 87,629.40 and 37,435.20

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Solution

The fourth proportional to 58,365.60, 87,629.40 and 37,435.20 is: 56,204.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,365.60 : 87,629.40 = 37,435.20 : x
  2. Step 2: Convert to fraction form
    58,365.60/87,629.40 = 37,435.20/x
  3. Step 3: Cross multiply
    58,365.60x = 87,629.40 × 37,435.20
  4. Step 4: Simplify right side
    58,365.60x = 3,280,424,114.88
  5. Step 5: Solve for x
    x = 3,280,424,114.88/58,365.60
  6. Step 6: Final answer
    x = 56,204.75

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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.