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Finding the Fourth Proportional to 93,675.95, 129,275.01 and 53,393.48

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Solution

The fourth proportional to 93,675.95, 129,275.01 and 53,393.48 is: 73,684.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,675.95 : 129,275.01 = 53,393.48 : x
  2. Step 2: Convert to fraction form
    93,675.95/129,275.01 = 53,393.48/x
  3. Step 3: Cross multiply
    93,675.95x = 129,275.01 × 53,393.48
  4. Step 4: Simplify right side
    93,675.95x = 6,902,442,014.56
  5. Step 5: Solve for x
    x = 6,902,442,014.56/93,675.95
  6. Step 6: Final answer
    x = 73,684.25

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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.