Home / 77,173.01-106,451.07-52,962.92

Finding the Fourth Proportional to 77,173.01, 106,451.07 and 52,962.92

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Solution

The fourth proportional to 77,173.01, 106,451.07 and 52,962.92 is: 73,056.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,173.01 : 106,451.07 = 52,962.92 : x
  2. Step 2: Convert to fraction form
    77,173.01/106,451.07 = 52,962.92/x
  3. Step 3: Cross multiply
    77,173.01x = 106,451.07 × 52,962.92
  4. Step 4: Simplify right side
    77,173.01x = 5,637,959,504.32
  5. Step 5: Solve for x
    x = 5,637,959,504.32/77,173.01
  6. Step 6: Final answer
    x = 73,056.10

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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.