Home / 273,442.30-377,429.56-158,746.70

Finding the Fourth Proportional to 273,442.30, 377,429.56 and 158,746.70

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Solution

The fourth proportional to 273,442.30, 377,429.56 and 158,746.70 is: 219,116.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,442.30 : 377,429.56 = 158,746.70 : x
  2. Step 2: Convert to fraction form
    273,442.30/377,429.56 = 158,746.70/x
  3. Step 3: Cross multiply
    273,442.30x = 377,429.56 × 158,746.70
  4. Step 4: Simplify right side
    273,442.30x = 59,915,697,679.16
  5. Step 5: Solve for x
    x = 59,915,697,679.16/273,442.30
  6. Step 6: Final answer
    x = 219,116.42

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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.