Home / 132,946.80-199,551.36-70,617.12

Finding the Fourth Proportional to 132,946.80, 199,551.36 and 70,617.12

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Solution

The fourth proportional to 132,946.80, 199,551.36 and 70,617.12 is: 105,995.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,946.80 : 199,551.36 = 70,617.12 : x
  2. Step 2: Convert to fraction form
    132,946.80/199,551.36 = 70,617.12/x
  3. Step 3: Cross multiply
    132,946.80x = 199,551.36 × 70,617.12
  4. Step 4: Simplify right side
    132,946.80x = 14,091,742,335.28
  5. Step 5: Solve for x
    x = 14,091,742,335.28/132,946.80
  6. Step 6: Final answer
    x = 105,995.35

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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.