Home / 77,174.02-106,492.62-43,180.48

Finding the Fourth Proportional to 77,174.02, 106,492.62 and 43,180.48

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Solution

The fourth proportional to 77,174.02, 106,492.62 and 43,180.48 is: 59,584.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,174.02 : 106,492.62 = 43,180.48 : x
  2. Step 2: Convert to fraction form
    77,174.02/106,492.62 = 43,180.48/x
  3. Step 3: Cross multiply
    77,174.02x = 106,492.62 × 43,180.48
  4. Step 4: Simplify right side
    77,174.02x = 4,598,402,448.06
  5. Step 5: Solve for x
    x = 4,598,402,448.06/77,174.02
  6. Step 6: Final answer
    x = 59,584.85

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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.