Home / 152,316.05-228,482.57-47,126.81

Finding the Fourth Proportional to 152,316.05, 228,482.57 and 47,126.81

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Solution

The fourth proportional to 152,316.05, 228,482.57 and 47,126.81 is: 70,692.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,316.05 : 228,482.57 = 47,126.81 : x
  2. Step 2: Convert to fraction form
    152,316.05/228,482.57 = 47,126.81/x
  3. Step 3: Cross multiply
    152,316.05x = 228,482.57 × 47,126.81
  4. Step 4: Simplify right side
    152,316.05x = 10,767,655,353.73
  5. Step 5: Solve for x
    x = 10,767,655,353.73/152,316.05
  6. Step 6: Final answer
    x = 70,692.85

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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.