Home / 112,117.76-168,176.16-37,243.52

Finding the Fourth Proportional to 112,117.76, 168,176.16 and 37,243.52

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Solution

The fourth proportional to 112,117.76, 168,176.16 and 37,243.52 is: 55,865.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,117.76 : 168,176.16 = 37,243.52 : x
  2. Step 2: Convert to fraction form
    112,117.76/168,176.16 = 37,243.52/x
  3. Step 3: Cross multiply
    112,117.76x = 168,176.16 × 37,243.52
  4. Step 4: Simplify right side
    112,117.76x = 6,263,472,178.48
  5. Step 5: Solve for x
    x = 6,263,472,178.48/112,117.76
  6. Step 6: Final answer
    x = 55,865.12

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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.