Home / 196,690.77-271,430.34-110,643.26

Finding the Fourth Proportional to 196,690.77, 271,430.34 and 110,643.26

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Solution

The fourth proportional to 196,690.77, 271,430.34 and 110,643.26 is: 152,686.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,690.77 : 271,430.34 = 110,643.26 : x
  2. Step 2: Convert to fraction form
    196,690.77/271,430.34 = 110,643.26/x
  3. Step 3: Cross multiply
    196,690.77x = 271,430.34 × 110,643.26
  4. Step 4: Simplify right side
    196,690.77x = 30,031,936,323.36
  5. Step 5: Solve for x
    x = 30,031,936,323.36/196,690.77
  6. Step 6: Final answer
    x = 152,686.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.