Home / 242,486.04-334,641.12-135,056.10

Finding the Fourth Proportional to 242,486.04, 334,641.12 and 135,056.10

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Solution

The fourth proportional to 242,486.04, 334,641.12 and 135,056.10 is: 186,383.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,486.04 : 334,641.12 = 135,056.10 : x
  2. Step 2: Convert to fraction form
    242,486.04/334,641.12 = 135,056.10/x
  3. Step 3: Cross multiply
    242,486.04x = 334,641.12 × 135,056.10
  4. Step 4: Simplify right side
    242,486.04x = 45,195,324,566.83
  5. Step 5: Solve for x
    x = 45,195,324,566.83/242,486.04
  6. Step 6: Final answer
    x = 186,383.20

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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.