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Finding the Fourth Proportional to 117,548.01, 162,214.04 and 66,559.93

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Solution

The fourth proportional to 117,548.01, 162,214.04 and 66,559.93 is: 91,851.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,548.01 : 162,214.04 = 66,559.93 : x
  2. Step 2: Convert to fraction form
    117,548.01/162,214.04 = 66,559.93/x
  3. Step 3: Cross multiply
    117,548.01x = 162,214.04 × 66,559.93
  4. Step 4: Simplify right side
    117,548.01x = 10,796,954,908.28
  5. Step 5: Solve for x
    x = 10,796,954,908.28/117,548.01
  6. Step 6: Final answer
    x = 91,851.45

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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.