Home / 112,718.47-169,139.91-62,826.67

Finding the Fourth Proportional to 112,718.47, 169,139.91 and 62,826.67

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Solution

The fourth proportional to 112,718.47, 169,139.91 and 62,826.67 is: 94,274.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,718.47 : 169,139.91 = 62,826.67 : x
  2. Step 2: Convert to fraction form
    112,718.47/169,139.91 = 62,826.67/x
  3. Step 3: Cross multiply
    112,718.47x = 169,139.91 × 62,826.67
  4. Step 4: Simplify right side
    112,718.47x = 10,626,497,309.40
  5. Step 5: Solve for x
    x = 10,626,497,309.40/112,718.47
  6. Step 6: Final answer
    x = 94,274.68

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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.