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Finding the Fourth Proportional to 234,689.00, 351,671.16 and 158,488.91

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Solution

The fourth proportional to 234,689.00, 351,671.16 and 158,488.91 is: 237,488.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,689.00 : 351,671.16 = 158,488.91 : x
  2. Step 2: Convert to fraction form
    234,689.00/351,671.16 = 158,488.91/x
  3. Step 3: Cross multiply
    234,689.00x = 351,671.16 × 158,488.91
  4. Step 4: Simplify right side
    234,689.00x = 55,735,977,068.48
  5. Step 5: Solve for x
    x = 55,735,977,068.48/234,689.00
  6. Step 6: Final answer
    x = 237,488.67

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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.