Home / 142,114.32-213,059.16-97,609.20

Finding the Fourth Proportional to 142,114.32, 213,059.16 and 97,609.20

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Solution

The fourth proportional to 142,114.32, 213,059.16 and 97,609.20 is: 146,336.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,114.32 : 213,059.16 = 97,609.20 : x
  2. Step 2: Convert to fraction form
    142,114.32/213,059.16 = 97,609.20/x
  3. Step 3: Cross multiply
    142,114.32x = 213,059.16 × 97,609.20
  4. Step 4: Simplify right side
    142,114.32x = 20,796,534,160.27
  5. Step 5: Solve for x
    x = 20,796,534,160.27/142,114.32
  6. Step 6: Final answer
    x = 146,336.65

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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.