Home / 170,423.44-235,609.50-127,908.16

Finding the Fourth Proportional to 170,423.44, 235,609.50 and 127,908.16

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Solution

The fourth proportional to 170,423.44, 235,609.50 and 127,908.16 is: 176,832.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,423.44 : 235,609.50 = 127,908.16 : x
  2. Step 2: Convert to fraction form
    170,423.44/235,609.50 = 127,908.16/x
  3. Step 3: Cross multiply
    170,423.44x = 235,609.50 × 127,908.16
  4. Step 4: Simplify right side
    170,423.44x = 30,136,377,623.52
  5. Step 5: Solve for x
    x = 30,136,377,623.52/170,423.44
  6. Step 6: Final answer
    x = 176,832.35

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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.