Home / 661,742.04-992,613.21-163,106.04

Finding the Fourth Proportional to 661,742.04, 992,613.21 and 163,106.04

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Solution

The fourth proportional to 661,742.04, 992,613.21 and 163,106.04 is: 244,659.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,742.04 : 992,613.21 = 163,106.04 : x
  2. Step 2: Convert to fraction form
    661,742.04/992,613.21 = 163,106.04/x
  3. Step 3: Cross multiply
    661,742.04x = 992,613.21 × 163,106.04
  4. Step 4: Simplify right side
    661,742.04x = 161,901,209,934.79
  5. Step 5: Solve for x
    x = 161,901,209,934.79/661,742.04
  6. Step 6: Final answer
    x = 244,659.10

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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.