Home / 272,106.36-375,376.14-234,315

Finding the Fourth Proportional to 272,106.36, 375,376.14 and 234,315

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Solution

The fourth proportional to 272,106.36, 375,376.14 and 234,315 is: 323,242.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,106.36 : 375,376.14 = 234,315 : x
  2. Step 2: Convert to fraction form
    272,106.36/375,376.14 = 234,315/x
  3. Step 3: Cross multiply
    272,106.36x = 375,376.14 × 234,315
  4. Step 4: Simplify right side
    272,106.36x = 87,956,260,244.10
  5. Step 5: Solve for x
    x = 87,956,260,244.10/272,106.36
  6. Step 6: Final answer
    x = 323,242.21

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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.