Home / 266,403.85-367,637.60-145,547.16

Finding the Fourth Proportional to 266,403.85, 367,637.60 and 145,547.16

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Solution

The fourth proportional to 266,403.85, 367,637.60 and 145,547.16 is: 200,855.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,403.85 : 367,637.60 = 145,547.16 : x
  2. Step 2: Convert to fraction form
    266,403.85/367,637.60 = 145,547.16/x
  3. Step 3: Cross multiply
    266,403.85x = 367,637.60 × 145,547.16
  4. Step 4: Simplify right side
    266,403.85x = 53,508,608,010.71
  5. Step 5: Solve for x
    x = 53,508,608,010.71/266,403.85
  6. Step 6: Final answer
    x = 200,855.23

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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.