Home / 142,622.61-213,618.57-97,537.12

Finding the Fourth Proportional to 142,622.61, 213,618.57 and 97,537.12

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Solution

The fourth proportional to 142,622.61, 213,618.57 and 97,537.12 is: 146,090.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,622.61 : 213,618.57 = 97,537.12 : x
  2. Step 2: Convert to fraction form
    142,622.61/213,618.57 = 97,537.12/x
  3. Step 3: Cross multiply
    142,622.61x = 213,618.57 × 97,537.12
  4. Step 4: Simplify right side
    142,622.61x = 20,835,739,963.93
  5. Step 5: Solve for x
    x = 20,835,739,963.93/142,622.61
  6. Step 6: Final answer
    x = 146,090.02

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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.