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Finding the Fourth Proportional to 156,594.68, 216,097.66 and 88,610.41

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Solution

The fourth proportional to 156,594.68, 216,097.66 and 88,610.41 is: 122,280.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,594.68 : 216,097.66 = 88,610.41 : x
  2. Step 2: Convert to fraction form
    156,594.68/216,097.66 = 88,610.41/x
  3. Step 3: Cross multiply
    156,594.68x = 216,097.66 × 88,610.41
  4. Step 4: Simplify right side
    156,594.68x = 19,148,502,252.64
  5. Step 5: Solve for x
    x = 19,148,502,252.64/156,594.68
  6. Step 6: Final answer
    x = 122,280.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.