Home / 141,477.02-195,239.55-76,946.85

Finding the Fourth Proportional to 141,477.02, 195,239.55 and 76,946.85

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Solution

The fourth proportional to 141,477.02, 195,239.55 and 76,946.85 is: 106,187.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,477.02 : 195,239.55 = 76,946.85 : x
  2. Step 2: Convert to fraction form
    141,477.02/195,239.55 = 76,946.85/x
  3. Step 3: Cross multiply
    141,477.02x = 195,239.55 × 76,946.85
  4. Step 4: Simplify right side
    141,477.02x = 15,023,068,367.92
  5. Step 5: Solve for x
    x = 15,023,068,367.92/141,477.02
  6. Step 6: Final answer
    x = 106,187.34

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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.