Home / 53,056.23-73,218.78-29,184.12

Finding the Fourth Proportional to 53,056.23, 73,218.78 and 29,184.12

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Solution

The fourth proportional to 53,056.23, 73,218.78 and 29,184.12 is: 40,274.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,056.23 : 73,218.78 = 29,184.12 : x
  2. Step 2: Convert to fraction form
    53,056.23/73,218.78 = 29,184.12/x
  3. Step 3: Cross multiply
    53,056.23x = 73,218.78 × 29,184.12
  4. Step 4: Simplify right side
    53,056.23x = 2,136,825,661.77
  5. Step 5: Solve for x
    x = 2,136,825,661.77/53,056.23
  6. Step 6: Final answer
    x = 40,274.74

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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.