Home / 113,133.12-169,629.93-38,246.19

Finding the Fourth Proportional to 113,133.12, 169,629.93 and 38,246.19

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Solution

The fourth proportional to 113,133.12, 169,629.93 and 38,246.19 is: 57,345.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,133.12 : 169,629.93 = 38,246.19 : x
  2. Step 2: Convert to fraction form
    113,133.12/169,629.93 = 38,246.19/x
  3. Step 3: Cross multiply
    113,133.12x = 169,629.93 × 38,246.19
  4. Step 4: Simplify right side
    113,133.12x = 6,487,698,532.47
  5. Step 5: Solve for x
    x = 6,487,698,532.47/113,133.12
  6. Step 6: Final answer
    x = 57,345.71

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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.