Home / 143,261.00-197,701.34-89,577.12

Finding the Fourth Proportional to 143,261.00, 197,701.34 and 89,577.12

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Solution

The fourth proportional to 143,261.00, 197,701.34 and 89,577.12 is: 123,617.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,261.00 : 197,701.34 = 89,577.12 : x
  2. Step 2: Convert to fraction form
    143,261.00/197,701.34 = 89,577.12/x
  3. Step 3: Cross multiply
    143,261.00x = 197,701.34 × 89,577.12
  4. Step 4: Simplify right side
    143,261.00x = 17,709,516,209.46
  5. Step 5: Solve for x
    x = 17,709,516,209.46/143,261.00
  6. Step 6: Final answer
    x = 123,617.15

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1.5x scale

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.