Home / 248,574.50-372,876.53-77,828.19

Finding the Fourth Proportional to 248,574.50, 372,876.53 and 77,828.19

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Solution

The fourth proportional to 248,574.50, 372,876.53 and 77,828.19 is: 116,746.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,574.50 : 372,876.53 = 77,828.19 : x
  2. Step 2: Convert to fraction form
    248,574.50/372,876.53 = 77,828.19/x
  3. Step 3: Cross multiply
    248,574.50x = 372,876.53 × 77,828.19
  4. Step 4: Simplify right side
    248,574.50x = 29,020,305,617.95
  5. Step 5: Solve for x
    x = 29,020,305,617.95/248,574.50
  6. Step 6: Final answer
    x = 116,746.92

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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.