Home / 146,122.24-201,646.70-81,592.47

Finding the Fourth Proportional to 146,122.24, 201,646.70 and 81,592.47

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Solution

The fourth proportional to 146,122.24, 201,646.70 and 81,592.47 is: 112,596.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,122.24 : 201,646.70 = 81,592.47 : x
  2. Step 2: Convert to fraction form
    146,122.24/201,646.70 = 81,592.47/x
  3. Step 3: Cross multiply
    146,122.24x = 201,646.70 × 81,592.47
  4. Step 4: Simplify right side
    146,122.24x = 16,452,852,320.35
  5. Step 5: Solve for x
    x = 16,452,852,320.35/146,122.24
  6. Step 6: Final answer
    x = 112,596.50

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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.