Home / 161,339.10-242,008.50-49,018.86

Finding the Fourth Proportional to 161,339.10, 242,008.50 and 49,018.86

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Solution

The fourth proportional to 161,339.10, 242,008.50 and 49,018.86 is: 73,528.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,339.10 : 242,008.50 = 49,018.86 : x
  2. Step 2: Convert to fraction form
    161,339.10/242,008.50 = 49,018.86/x
  3. Step 3: Cross multiply
    161,339.10x = 242,008.50 × 49,018.86
  4. Step 4: Simplify right side
    161,339.10x = 11,862,980,780.31
  5. Step 5: Solve for x
    x = 11,862,980,780.31/161,339.10
  6. Step 6: Final answer
    x = 73,528.24

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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.