Home / 212,292.15-292,963.70-116,804.79

Finding the Fourth Proportional to 212,292.15, 292,963.70 and 116,804.79

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Solution

The fourth proportional to 212,292.15, 292,963.70 and 116,804.79 is: 161,190.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,292.15 : 292,963.70 = 116,804.79 : x
  2. Step 2: Convert to fraction form
    212,292.15/292,963.70 = 116,804.79/x
  3. Step 3: Cross multiply
    212,292.15x = 292,963.70 × 116,804.79
  4. Step 4: Simplify right side
    212,292.15x = 34,219,563,456.12
  5. Step 5: Solve for x
    x = 34,219,563,456.12/212,292.15
  6. Step 6: Final answer
    x = 161,190.90

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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.