Home / 95,068.32-131,172.12-56,840.28

Finding the Fourth Proportional to 95,068.32, 131,172.12 and 56,840.28

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Solution

The fourth proportional to 95,068.32, 131,172.12 and 56,840.28 is: 78,426.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,068.32 : 131,172.12 = 56,840.28 : x
  2. Step 2: Convert to fraction form
    95,068.32/131,172.12 = 56,840.28/x
  3. Step 3: Cross multiply
    95,068.32x = 131,172.12 × 56,840.28
  4. Step 4: Simplify right side
    95,068.32x = 7,455,860,028.99
  5. Step 5: Solve for x
    x = 7,455,860,028.99/95,068.32
  6. Step 6: Final answer
    x = 78,426.34

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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.