Home / 242,143.02-334,124.46-134,699.22

Finding the Fourth Proportional to 242,143.02, 334,124.46 and 134,699.22

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Solution

The fourth proportional to 242,143.02, 334,124.46 and 134,699.22 is: 185,866.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,143.02 : 334,124.46 = 134,699.22 : x
  2. Step 2: Convert to fraction form
    242,143.02/334,124.46 = 134,699.22/x
  3. Step 3: Cross multiply
    242,143.02x = 334,124.46 × 134,699.22
  4. Step 4: Simplify right side
    242,143.02x = 45,006,304,144.92
  5. Step 5: Solve for x
    x = 45,006,304,144.92/242,143.02
  6. Step 6: Final answer
    x = 185,866.62

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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.