Home / 199,370.16-275,126.76-109,946.16

Finding the Fourth Proportional to 199,370.16, 275,126.76 and 109,946.16

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Solution

The fourth proportional to 199,370.16, 275,126.76 and 109,946.16 is: 151,723.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,370.16 : 275,126.76 = 109,946.16 : x
  2. Step 2: Convert to fraction form
    199,370.16/275,126.76 = 109,946.16/x
  3. Step 3: Cross multiply
    199,370.16x = 275,126.76 × 109,946.16
  4. Step 4: Simplify right side
    199,370.16x = 30,249,130,775.24
  5. Step 5: Solve for x
    x = 30,249,130,775.24/199,370.16
  6. Step 6: Final answer
    x = 151,723.46

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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.