Home / 112,838.73-169,214.34-60,219.51

Finding the Fourth Proportional to 112,838.73, 169,214.34 and 60,219.51

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Solution

The fourth proportional to 112,838.73, 169,214.34 and 60,219.51 is: 90,305.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,838.73 : 169,214.34 = 60,219.51 : x
  2. Step 2: Convert to fraction form
    112,838.73/169,214.34 = 60,219.51/x
  3. Step 3: Cross multiply
    112,838.73x = 169,214.34 × 60,219.51
  4. Step 4: Simplify right side
    112,838.73x = 10,190,004,639.77
  5. Step 5: Solve for x
    x = 10,190,004,639.77/112,838.73
  6. Step 6: Final answer
    x = 90,305.91

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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.