Home / 113,272.57-169,802.74-38,340.28

Finding the Fourth Proportional to 113,272.57, 169,802.74 and 38,340.28

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Solution

The fourth proportional to 113,272.57, 169,802.74 and 38,340.28 is: 57,474.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,272.57 : 169,802.74 = 38,340.28 : x
  2. Step 2: Convert to fraction form
    113,272.57/169,802.74 = 38,340.28/x
  3. Step 3: Cross multiply
    113,272.57x = 169,802.74 × 38,340.28
  4. Step 4: Simplify right side
    113,272.57x = 6,510,284,596.37
  5. Step 5: Solve for x
    x = 6,510,284,596.37/113,272.57
  6. Step 6: Final answer
    x = 57,474.50

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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.