Home / 93,741.44-129,228.48-66,837.15

Finding the Fourth Proportional to 93,741.44, 129,228.48 and 66,837.15

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Solution

The fourth proportional to 93,741.44, 129,228.48 and 66,837.15 is: 92,139.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,741.44 : 129,228.48 = 66,837.15 : x
  2. Step 2: Convert to fraction form
    93,741.44/129,228.48 = 66,837.15/x
  3. Step 3: Cross multiply
    93,741.44x = 129,228.48 × 66,837.15
  4. Step 4: Simplify right side
    93,741.44x = 8,637,263,302.03
  5. Step 5: Solve for x
    x = 8,637,263,302.03/93,741.44
  6. Step 6: Final answer
    x = 92,139.23

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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.