Home / 195,005.10-292,507.65-163,512.30

Finding the Fourth Proportional to 195,005.10, 292,507.65 and 163,512.30

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Solution

The fourth proportional to 195,005.10, 292,507.65 and 163,512.30 is: 245,268.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,005.10 : 292,507.65 = 163,512.30 : x
  2. Step 2: Convert to fraction form
    195,005.10/292,507.65 = 163,512.30/x
  3. Step 3: Cross multiply
    195,005.10x = 292,507.65 × 163,512.30
  4. Step 4: Simplify right side
    195,005.10x = 47,828,598,619.10
  5. Step 5: Solve for x
    x = 47,828,598,619.10/195,005.10
  6. Step 6: Final answer
    x = 245,268.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.