Home / 161,725.80-242,588.70-56,555.40

Finding the Fourth Proportional to 161,725.80, 242,588.70 and 56,555.40

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Solution

The fourth proportional to 161,725.80, 242,588.70 and 56,555.40 is: 84,833.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,725.80 : 242,588.70 = 56,555.40 : x
  2. Step 2: Convert to fraction form
    161,725.80/242,588.70 = 56,555.40/x
  3. Step 3: Cross multiply
    161,725.80x = 242,588.70 × 56,555.40
  4. Step 4: Simplify right side
    161,725.80x = 13,719,700,963.98
  5. Step 5: Solve for x
    x = 13,719,700,963.98/161,725.80
  6. Step 6: Final answer
    x = 84,833.10

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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.