Home / 147,336.82-221,159.87-130,577.06

Finding the Fourth Proportional to 147,336.82, 221,159.87 and 130,577.06

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Solution

The fourth proportional to 147,336.82, 221,159.87 and 130,577.06 is: 196,002.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,336.82 : 221,159.87 = 130,577.06 : x
  2. Step 2: Convert to fraction form
    147,336.82/221,159.87 = 130,577.06/x
  3. Step 3: Cross multiply
    147,336.82x = 221,159.87 × 130,577.06
  4. Step 4: Simplify right side
    147,336.82x = 28,878,406,004.26
  5. Step 5: Solve for x
    x = 28,878,406,004.26/147,336.82
  6. Step 6: Final answer
    x = 196,002.64

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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.