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Finding the Fourth Proportional to 112,098, 168,146.58 and 37,223.76

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Solution

The fourth proportional to 112,098, 168,146.58 and 37,223.76 is: 55,835.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,098 : 168,146.58 = 37,223.76 : x
  2. Step 2: Convert to fraction form
    112,098/168,146.58 = 37,223.76/x
  3. Step 3: Cross multiply
    112,098x = 168,146.58 × 37,223.76
  4. Step 4: Simplify right side
    112,098x = 6,259,047,938.74
  5. Step 5: Solve for x
    x = 6,259,047,938.74/112,098
  6. Step 6: Final answer
    x = 55,835.50

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Double scale
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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.