Home / 153,835.36-230,673.08-69,555.24

Finding the Fourth Proportional to 153,835.36, 230,673.08 and 69,555.24

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Solution

The fourth proportional to 153,835.36, 230,673.08 and 69,555.24 is: 104,296.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,835.36 : 230,673.08 = 69,555.24 : x
  2. Step 2: Convert to fraction form
    153,835.36/230,673.08 = 69,555.24/x
  3. Step 3: Cross multiply
    153,835.36x = 230,673.08 × 69,555.24
  4. Step 4: Simplify right side
    153,835.36x = 16,044,521,440.94
  5. Step 5: Solve for x
    x = 16,044,521,440.94/153,835.36
  6. Step 6: Final answer
    x = 104,296.71

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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.