Home / 112,970.36-169,451.06-38,088.83

Finding the Fourth Proportional to 112,970.36, 169,451.06 and 38,088.83

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Solution

The fourth proportional to 112,970.36, 169,451.06 and 38,088.83 is: 57,131.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,970.36 : 169,451.06 = 38,088.83 : x
  2. Step 2: Convert to fraction form
    112,970.36/169,451.06 = 38,088.83/x
  3. Step 3: Cross multiply
    112,970.36x = 169,451.06 × 38,088.83
  4. Step 4: Simplify right side
    112,970.36x = 6,454,192,850.84
  5. Step 5: Solve for x
    x = 6,454,192,850.84/112,970.36
  6. Step 6: Final answer
    x = 57,131.74

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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.