Home / 242,145.88-334,165.98-141,602.20

Finding the Fourth Proportional to 242,145.88, 334,165.98 and 141,602.20

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Solution

The fourth proportional to 242,145.88, 334,165.98 and 141,602.20 is: 195,413.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,145.88 : 334,165.98 = 141,602.20 : x
  2. Step 2: Convert to fraction form
    242,145.88/334,165.98 = 141,602.20/x
  3. Step 3: Cross multiply
    242,145.88x = 334,165.98 × 141,602.20
  4. Step 4: Simplify right side
    242,145.88x = 47,318,637,933.16
  5. Step 5: Solve for x
    x = 47,318,637,933.16/242,145.88
  6. Step 6: Final answer
    x = 195,413.76

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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.