Home / 109,416.70-164,125.05-93,670.30

Finding the Fourth Proportional to 109,416.70, 164,125.05 and 93,670.30

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Solution

The fourth proportional to 109,416.70, 164,125.05 and 93,670.30 is: 140,505.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,416.70 : 164,125.05 = 93,670.30 : x
  2. Step 2: Convert to fraction form
    109,416.70/164,125.05 = 93,670.30/x
  3. Step 3: Cross multiply
    109,416.70x = 164,125.05 × 93,670.30
  4. Step 4: Simplify right side
    109,416.70x = 15,373,642,671.02
  5. Step 5: Solve for x
    x = 15,373,642,671.02/109,416.70
  6. Step 6: Final answer
    x = 140,505.45

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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.