Home / 201,947.40-302,921.10-96,712.20

Finding the Fourth Proportional to 201,947.40, 302,921.10 and 96,712.20

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Solution

The fourth proportional to 201,947.40, 302,921.10 and 96,712.20 is: 145,068.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,947.40 : 302,921.10 = 96,712.20 : x
  2. Step 2: Convert to fraction form
    201,947.40/302,921.10 = 96,712.20/x
  3. Step 3: Cross multiply
    201,947.40x = 302,921.10 × 96,712.20
  4. Step 4: Simplify right side
    201,947.40x = 29,296,166,007.42
  5. Step 5: Solve for x
    x = 29,296,166,007.42/201,947.40
  6. Step 6: Final answer
    x = 145,068.30

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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.