Home / 228,867.36-315,821.52-132,075.24

Finding the Fourth Proportional to 228,867.36, 315,821.52 and 132,075.24

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Solution

The fourth proportional to 228,867.36, 315,821.52 and 132,075.24 is: 182,254.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,867.36 : 315,821.52 = 132,075.24 : x
  2. Step 2: Convert to fraction form
    228,867.36/315,821.52 = 132,075.24/x
  3. Step 3: Cross multiply
    228,867.36x = 315,821.52 × 132,075.24
  4. Step 4: Simplify right side
    228,867.36x = 41,712,203,051.16
  5. Step 5: Solve for x
    x = 41,712,203,051.16/228,867.36
  6. Step 6: Final answer
    x = 182,254.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.