Home / 228,020.24-314,661.76-124,650.32

Finding the Fourth Proportional to 228,020.24, 314,661.76 and 124,650.32

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Solution

The fourth proportional to 228,020.24, 314,661.76 and 124,650.32 is: 172,014.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,020.24 : 314,661.76 = 124,650.32 : x
  2. Step 2: Convert to fraction form
    228,020.24/314,661.76 = 124,650.32/x
  3. Step 3: Cross multiply
    228,020.24x = 314,661.76 × 124,650.32
  4. Step 4: Simplify right side
    228,020.24x = 39,222,689,075.76
  5. Step 5: Solve for x
    x = 39,222,689,075.76/228,020.24
  6. Step 6: Final answer
    x = 172,014.07

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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.