Home / 243,746.64-336,356.28-134,844.48

Finding the Fourth Proportional to 243,746.64, 336,356.28 and 134,844.48

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Solution

The fourth proportional to 243,746.64, 336,356.28 and 134,844.48 is: 186,077.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,746.64 : 336,356.28 = 134,844.48 : x
  2. Step 2: Convert to fraction form
    243,746.64/336,356.28 = 134,844.48/x
  3. Step 3: Cross multiply
    243,746.64x = 336,356.28 × 134,844.48
  4. Step 4: Simplify right side
    243,746.64x = 45,355,787,671.33
  5. Step 5: Solve for x
    x = 45,355,787,671.33/243,746.64
  6. Step 6: Final answer
    x = 186,077.59

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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.