Home / 151,307.12-226,895.04-51,440.49

Finding the Fourth Proportional to 151,307.12, 226,895.04 and 51,440.49

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Solution

The fourth proportional to 151,307.12, 226,895.04 and 51,440.49 is: 77,138.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,307.12 : 226,895.04 = 51,440.49 : x
  2. Step 2: Convert to fraction form
    151,307.12/226,895.04 = 51,440.49/x
  3. Step 3: Cross multiply
    151,307.12x = 226,895.04 × 51,440.49
  4. Step 4: Simplify right side
    151,307.12x = 11,671,592,036.17
  5. Step 5: Solve for x
    x = 11,671,592,036.17/151,307.12
  6. Step 6: Final answer
    x = 77,138.42

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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.