Home / 319,588.00-479,565.16-130,013.37

Finding the Fourth Proportional to 319,588.00, 479,565.16 and 130,013.37

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Solution

The fourth proportional to 319,588.00, 479,565.16 and 130,013.37 is: 195,094.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,588.00 : 479,565.16 = 130,013.37 : x
  2. Step 2: Convert to fraction form
    319,588.00/479,565.16 = 130,013.37/x
  3. Step 3: Cross multiply
    319,588.00x = 479,565.16 × 130,013.37
  4. Step 4: Simplify right side
    319,588.00x = 62,349,882,261.16
  5. Step 5: Solve for x
    x = 62,349,882,261.16/319,588.00
  6. Step 6: Final answer
    x = 195,094.57

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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.