Home / 99,032.49-136,664.91-53,710.46

Finding the Fourth Proportional to 99,032.49, 136,664.91 and 53,710.46

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Solution

The fourth proportional to 99,032.49, 136,664.91 and 53,710.46 is: 74,120.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,032.49 : 136,664.91 = 53,710.46 : x
  2. Step 2: Convert to fraction form
    99,032.49/136,664.91 = 53,710.46/x
  3. Step 3: Cross multiply
    99,032.49x = 136,664.91 × 53,710.46
  4. Step 4: Simplify right side
    99,032.49x = 7,340,335,181.96
  5. Step 5: Solve for x
    x = 7,340,335,181.96/99,032.49
  6. Step 6: Final answer
    x = 74,120.47

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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.