Home / 161,702.94-242,389.15-56,435.34

Finding the Fourth Proportional to 161,702.94, 242,389.15 and 56,435.34

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Solution

The fourth proportional to 161,702.94, 242,389.15 and 56,435.34 is: 84,595.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,702.94 : 242,389.15 = 56,435.34 : x
  2. Step 2: Convert to fraction form
    161,702.94/242,389.15 = 56,435.34/x
  3. Step 3: Cross multiply
    161,702.94x = 242,389.15 × 56,435.34
  4. Step 4: Simplify right side
    161,702.94x = 13,679,314,092.56
  5. Step 5: Solve for x
    x = 13,679,314,092.56/161,702.94
  6. Step 6: Final answer
    x = 84,595.33

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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.