Home / 266,223.60-367,403.45-145,376.10

Finding the Fourth Proportional to 266,223.60, 367,403.45 and 145,376.10

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Solution

The fourth proportional to 266,223.60, 367,403.45 and 145,376.10 is: 200,627.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,223.60 : 367,403.45 = 145,376.10 : x
  2. Step 2: Convert to fraction form
    266,223.60/367,403.45 = 145,376.10/x
  3. Step 3: Cross multiply
    266,223.60x = 367,403.45 × 145,376.10
  4. Step 4: Simplify right side
    266,223.60x = 53,411,679,960.66
  5. Step 5: Solve for x
    x = 53,411,679,960.66/266,223.60
  6. Step 6: Final answer
    x = 200,627.14

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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.