Home / 113,224.40-169,836.60-57,237.20

Finding the Fourth Proportional to 113,224.40, 169,836.60 and 57,237.20

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Solution

The fourth proportional to 113,224.40, 169,836.60 and 57,237.20 is: 85,855.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,224.40 : 169,836.60 = 57,237.20 : x
  2. Step 2: Convert to fraction form
    113,224.40/169,836.60 = 57,237.20/x
  3. Step 3: Cross multiply
    113,224.40x = 169,836.60 × 57,237.20
  4. Step 4: Simplify right side
    113,224.40x = 9,720,971,441.52
  5. Step 5: Solve for x
    x = 9,720,971,441.52/113,224.40
  6. Step 6: Final answer
    x = 85,855.80

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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.