Home / 266,287.36-367,479.48-145,432.18

Finding the Fourth Proportional to 266,287.36, 367,479.48 and 145,432.18

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Solution

The fourth proportional to 266,287.36, 367,479.48 and 145,432.18 is: 200,698.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,287.36 : 367,479.48 = 145,432.18 : x
  2. Step 2: Convert to fraction form
    266,287.36/367,479.48 = 145,432.18/x
  3. Step 3: Cross multiply
    266,287.36x = 367,479.48 × 145,432.18
  4. Step 4: Simplify right side
    266,287.36x = 53,443,341,881.67
  5. Step 5: Solve for x
    x = 53,443,341,881.67/266,287.36
  6. Step 6: Final answer
    x = 200,698.00

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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.