Home / 133,027.56-199,577.79-66,387.24

Finding the Fourth Proportional to 133,027.56, 199,577.79 and 66,387.24

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Solution

The fourth proportional to 133,027.56, 199,577.79 and 66,387.24 is: 99,599.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,027.56 : 199,577.79 = 66,387.24 : x
  2. Step 2: Convert to fraction form
    133,027.56/199,577.79 = 66,387.24/x
  3. Step 3: Cross multiply
    133,027.56x = 199,577.79 × 66,387.24
  4. Step 4: Simplify right side
    133,027.56x = 13,249,418,643.40
  5. Step 5: Solve for x
    x = 13,249,418,643.40/133,027.56
  6. Step 6: Final answer
    x = 99,599.05

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1.5x scale

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.