Home / 185,193.02-255,565.47-103,521.25

Finding the Fourth Proportional to 185,193.02, 255,565.47 and 103,521.25

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Solution

The fourth proportional to 185,193.02, 255,565.47 and 103,521.25 is: 142,858.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,193.02 : 255,565.47 = 103,521.25 : x
  2. Step 2: Convert to fraction form
    185,193.02/255,565.47 = 103,521.25/x
  3. Step 3: Cross multiply
    185,193.02x = 255,565.47 × 103,521.25
  4. Step 4: Simplify right side
    185,193.02x = 26,456,456,911.24
  5. Step 5: Solve for x
    x = 26,456,456,911.24/185,193.02
  6. Step 6: Final answer
    x = 142,858.82

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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.