Home / 131,498.64-197,106.48-56,654.04

Finding the Fourth Proportional to 131,498.64, 197,106.48 and 56,654.04

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Solution

The fourth proportional to 131,498.64, 197,106.48 and 56,654.04 is: 84,920.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,498.64 : 197,106.48 = 56,654.04 : x
  2. Step 2: Convert to fraction form
    131,498.64/197,106.48 = 56,654.04/x
  3. Step 3: Cross multiply
    131,498.64x = 197,106.48 × 56,654.04
  4. Step 4: Simplify right side
    131,498.64x = 11,166,878,402.18
  5. Step 5: Solve for x
    x = 11,166,878,402.18/131,498.64
  6. Step 6: Final answer
    x = 84,920.11

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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.