Home / 255,442.19-352,521.16-142,264.94

Finding the Fourth Proportional to 255,442.19, 352,521.16 and 142,264.94

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Solution

The fourth proportional to 255,442.19, 352,521.16 and 142,264.94 is: 196,331.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,442.19 : 352,521.16 = 142,264.94 : x
  2. Step 2: Convert to fraction form
    255,442.19/352,521.16 = 142,264.94/x
  3. Step 3: Cross multiply
    255,442.19x = 352,521.16 × 142,264.94
  4. Step 4: Simplify right side
    255,442.19x = 50,151,400,083.50
  5. Step 5: Solve for x
    x = 50,151,400,083.50/255,442.19
  6. Step 6: Final answer
    x = 196,331.70

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1.5x scale

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.