Home / 145,098.05-217,603.33-51,598.13

Finding the Fourth Proportional to 145,098.05, 217,603.33 and 51,598.13

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Solution

The fourth proportional to 145,098.05, 217,603.33 and 51,598.13 is: 77,381.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,098.05 : 217,603.33 = 51,598.13 : x
  2. Step 2: Convert to fraction form
    145,098.05/217,603.33 = 51,598.13/x
  3. Step 3: Cross multiply
    145,098.05x = 217,603.33 × 51,598.13
  4. Step 4: Simplify right side
    145,098.05x = 11,227,923,692.76
  5. Step 5: Solve for x
    x = 11,227,923,692.76/145,098.05
  6. Step 6: Final answer
    x = 77,381.63

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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.