Home / 58,408.16-87,443.40-34,319.60

Finding the Fourth Proportional to 58,408.16, 87,443.40 and 34,319.60

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Solution

The fourth proportional to 58,408.16, 87,443.40 and 34,319.60 is: 51,380.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,408.16 : 87,443.40 = 34,319.60 : x
  2. Step 2: Convert to fraction form
    58,408.16/87,443.40 = 34,319.60/x
  3. Step 3: Cross multiply
    58,408.16x = 87,443.40 × 34,319.60
  4. Step 4: Simplify right side
    58,408.16x = 3,001,022,510.64
  5. Step 5: Solve for x
    x = 3,001,022,510.64/58,408.16
  6. Step 6: Final answer
    x = 51,380.19

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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.