Home / 95,160.47-131,312.49-56,912.12

Finding the Fourth Proportional to 95,160.47, 131,312.49 and 56,912.12

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Solution

The fourth proportional to 95,160.47, 131,312.49 and 56,912.12 is: 78,533.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,160.47 : 131,312.49 = 56,912.12 : x
  2. Step 2: Convert to fraction form
    95,160.47/131,312.49 = 56,912.12/x
  3. Step 3: Cross multiply
    95,160.47x = 131,312.49 × 56,912.12
  4. Step 4: Simplify right side
    95,160.47x = 7,473,272,130.95
  5. Step 5: Solve for x
    x = 7,473,272,130.95/95,160.47
  6. Step 6: Final answer
    x = 78,533.37

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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.