Home / 163,959.24-225,787.32-142,439.16

Finding the Fourth Proportional to 163,959.24, 225,787.32 and 142,439.16

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Solution

The fourth proportional to 163,959.24, 225,787.32 and 142,439.16 is: 196,152.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,959.24 : 225,787.32 = 142,439.16 : x
  2. Step 2: Convert to fraction form
    163,959.24/225,787.32 = 142,439.16/x
  3. Step 3: Cross multiply
    163,959.24x = 225,787.32 × 142,439.16
  4. Step 4: Simplify right side
    163,959.24x = 32,160,956,199.45
  5. Step 5: Solve for x
    x = 32,160,956,199.45/163,959.24
  6. Step 6: Final answer
    x = 196,152.14

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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.