Home / 242,532.14-334,649.94-135,099.50

Finding the Fourth Proportional to 242,532.14, 334,649.94 and 135,099.50

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Solution

The fourth proportional to 242,532.14, 334,649.94 and 135,099.50 is: 186,412.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,532.14 : 334,649.94 = 135,099.50 : x
  2. Step 2: Convert to fraction form
    242,532.14/334,649.94 = 135,099.50/x
  3. Step 3: Cross multiply
    242,532.14x = 334,649.94 × 135,099.50
  4. Step 4: Simplify right side
    242,532.14x = 45,211,039,569.03
  5. Step 5: Solve for x
    x = 45,211,039,569.03/242,532.14
  6. Step 6: Final answer
    x = 186,412.57

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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.