Home / 161,897.10-242,586.45-102,626.70

Finding the Fourth Proportional to 161,897.10, 242,586.45 and 102,626.70

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Solution

The fourth proportional to 161,897.10, 242,586.45 and 102,626.70 is: 153,775.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,897.10 : 242,586.45 = 102,626.70 : x
  2. Step 2: Convert to fraction form
    161,897.10/242,586.45 = 102,626.70/x
  3. Step 3: Cross multiply
    161,897.10x = 242,586.45 × 102,626.70
  4. Step 4: Simplify right side
    161,897.10x = 24,895,846,828.22
  5. Step 5: Solve for x
    x = 24,895,846,828.22/161,897.10
  6. Step 6: Final answer
    x = 153,775.74

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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.