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Finding the Fourth Proportional to 318,160.94, 477,126.59 and 93,461.27

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Solution

The fourth proportional to 318,160.94, 477,126.59 and 93,461.27 is: 140,158.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,160.94 : 477,126.59 = 93,461.27 : x
  2. Step 2: Convert to fraction form
    318,160.94/477,126.59 = 93,461.27/x
  3. Step 3: Cross multiply
    318,160.94x = 477,126.59 × 93,461.27
  4. Step 4: Simplify right side
    318,160.94x = 44,592,854,199.23
  5. Step 5: Solve for x
    x = 44,592,854,199.23/318,160.94
  6. Step 6: Final answer
    x = 140,158.17

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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.