Home / 74,038.92-111,299.22-59,408.16

Finding the Fourth Proportional to 74,038.92, 111,299.22 and 59,408.16

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Solution

The fourth proportional to 74,038.92, 111,299.22 and 59,408.16 is: 89,305.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,038.92 : 111,299.22 = 59,408.16 : x
  2. Step 2: Convert to fraction form
    74,038.92/111,299.22 = 59,408.16/x
  3. Step 3: Cross multiply
    74,038.92x = 111,299.22 × 59,408.16
  4. Step 4: Simplify right side
    74,038.92x = 6,612,081,869.64
  5. Step 5: Solve for x
    x = 6,612,081,869.64/74,038.92
  6. Step 6: Final answer
    x = 89,305.49

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1.5x scale

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.