Home / 152,702.31-229,077.77-73,822.35

Finding the Fourth Proportional to 152,702.31, 229,077.77 and 73,822.35

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Solution

The fourth proportional to 152,702.31, 229,077.77 and 73,822.35 is: 110,745.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,702.31 : 229,077.77 = 73,822.35 : x
  2. Step 2: Convert to fraction form
    152,702.31/229,077.77 = 73,822.35/x
  3. Step 3: Cross multiply
    152,702.31x = 229,077.77 × 73,822.35
  4. Step 4: Simplify right side
    152,702.31x = 16,911,058,945.05
  5. Step 5: Solve for x
    x = 16,911,058,945.05/152,702.31
  6. Step 6: Final answer
    x = 110,745.27

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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.