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Finding the Fourth Proportional to 173,293.12, 259,964.44 and 53,360.20

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Solution

The fourth proportional to 173,293.12, 259,964.44 and 53,360.20 is: 80,047.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,293.12 : 259,964.44 = 53,360.20 : x
  2. Step 2: Convert to fraction form
    173,293.12/259,964.44 = 53,360.20/x
  3. Step 3: Cross multiply
    173,293.12x = 259,964.44 × 53,360.20
  4. Step 4: Simplify right side
    173,293.12x = 13,871,754,511.29
  5. Step 5: Solve for x
    x = 13,871,754,511.29/173,293.12
  6. Step 6: Final answer
    x = 80,047.92

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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.