Home / 170,473.34-235,156.90-106,700.42

Finding the Fourth Proportional to 170,473.34, 235,156.90 and 106,700.42

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Solution

The fourth proportional to 170,473.34, 235,156.90 and 106,700.42 is: 147,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,473.34 : 235,156.90 = 106,700.42 : x
  2. Step 2: Convert to fraction form
    170,473.34/235,156.90 = 106,700.42/x
  3. Step 3: Cross multiply
    170,473.34x = 235,156.90 × 106,700.42
  4. Step 4: Simplify right side
    170,473.34x = 25,091,339,995.90
  5. Step 5: Solve for x
    x = 25,091,339,995.90/170,473.34
  6. Step 6: Final answer
    x = 147,186.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.