Home / 125,803.18-188,605.48-62,588.78

Finding the Fourth Proportional to 125,803.18, 188,605.48 and 62,588.78

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Solution

The fourth proportional to 125,803.18, 188,605.48 and 62,588.78 is: 93,833.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,803.18 : 188,605.48 = 62,588.78 : x
  2. Step 2: Convert to fraction form
    125,803.18/188,605.48 = 62,588.78/x
  3. Step 3: Cross multiply
    125,803.18x = 188,605.48 × 62,588.78
  4. Step 4: Simplify right side
    125,803.18x = 11,804,586,894.51
  5. Step 5: Solve for x
    x = 11,804,586,894.51/125,803.18
  6. Step 6: Final answer
    x = 93,833.77

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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.