Home / 199,577.60-299,366.40-164,148.20

Finding the Fourth Proportional to 199,577.60, 299,366.40 and 164,148.20

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Solution

The fourth proportional to 199,577.60, 299,366.40 and 164,148.20 is: 246,222.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,577.60 : 299,366.40 = 164,148.20 : x
  2. Step 2: Convert to fraction form
    199,577.60/299,366.40 = 164,148.20/x
  3. Step 3: Cross multiply
    199,577.60x = 299,366.40 × 164,148.20
  4. Step 4: Simplify right side
    199,577.60x = 49,140,455,700.48
  5. Step 5: Solve for x
    x = 49,140,455,700.48/199,577.60
  6. Step 6: Final answer
    x = 246,222.30

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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.