Home / 73,117,088.04-109,021,945.97-71,108,241.06

Finding the Fourth Proportional to 73,117,088.04, 109,021,945.97 and 71,108,241.06

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Solution

The fourth proportional to 73,117,088.04, 109,021,945.97 and 71,108,241.06 is: 106,026,635.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,117,088.04 : 109,021,945.97 = 71,108,241.06 : x
  2. Step 2: Convert to fraction form
    73,117,088.04/109,021,945.97 = 71,108,241.06/x
  3. Step 3: Cross multiply
    73,117,088.04x = 109,021,945.97 × 71,108,241.06
  4. Step 4: Simplify right side
    73,117,088.04x = 7,752,358,814,865,056
  5. Step 5: Solve for x
    x = 7,752,358,814,865,056/73,117,088.04
  6. Step 6: Final answer
    x = 106,026,635.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.