Home / 161,708.64-242,633.52-56,603.04

Finding the Fourth Proportional to 161,708.64, 242,633.52 and 56,603.04

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Solution

The fourth proportional to 161,708.64, 242,633.52 and 56,603.04 is: 84,929.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,708.64 : 242,633.52 = 56,603.04 : x
  2. Step 2: Convert to fraction form
    161,708.64/242,633.52 = 56,603.04/x
  3. Step 3: Cross multiply
    161,708.64x = 242,633.52 × 56,603.04
  4. Step 4: Simplify right side
    161,708.64x = 13,733,794,837.90
  5. Step 5: Solve for x
    x = 13,733,794,837.90/161,708.64
  6. Step 6: Final answer
    x = 84,929.26

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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.