Home / 162,422.80-243,625.56-51,606.16

Finding the Fourth Proportional to 162,422.80, 243,625.56 and 51,606.16

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Solution

The fourth proportional to 162,422.80, 243,625.56 and 51,606.16 is: 77,406.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,422.80 : 243,625.56 = 51,606.16 : x
  2. Step 2: Convert to fraction form
    162,422.80/243,625.56 = 51,606.16/x
  3. Step 3: Cross multiply
    162,422.80x = 243,625.56 × 51,606.16
  4. Step 4: Simplify right side
    162,422.80x = 12,572,579,629.45
  5. Step 5: Solve for x
    x = 12,572,579,629.45/162,422.80
  6. Step 6: Final answer
    x = 77,406.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.