Home / 145,166.07-217,749.00-45,334.82

Finding the Fourth Proportional to 145,166.07, 217,749.00 and 45,334.82

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Solution

The fourth proportional to 145,166.07, 217,749.00 and 45,334.82 is: 68,002.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,166.07 : 217,749.00 = 45,334.82 : x
  2. Step 2: Convert to fraction form
    145,166.07/217,749.00 = 45,334.82/x
  3. Step 3: Cross multiply
    145,166.07x = 217,749.00 × 45,334.82
  4. Step 4: Simplify right side
    145,166.07x = 9,871,610,960.29
  5. Step 5: Solve for x
    x = 9,871,610,960.29/145,166.07
  6. Step 6: Final answer
    x = 68,002.19

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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.