Home / 152,071.34-228,139.62-45,463.66

Finding the Fourth Proportional to 152,071.34, 228,139.62 and 45,463.66

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Solution

The fourth proportional to 152,071.34, 228,139.62 and 45,463.66 is: 68,205.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,071.34 : 228,139.62 = 45,463.66 : x
  2. Step 2: Convert to fraction form
    152,071.34/228,139.62 = 45,463.66/x
  3. Step 3: Cross multiply
    152,071.34x = 228,139.62 × 45,463.66
  4. Step 4: Simplify right side
    152,071.34x = 10,372,062,116.21
  5. Step 5: Solve for x
    x = 10,372,062,116.21/152,071.34
  6. Step 6: Final answer
    x = 68,205.24

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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.