Home / 234,368.32-323,412.24-130,995.76

Finding the Fourth Proportional to 234,368.32, 323,412.24 and 130,995.76

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Solution

The fourth proportional to 234,368.32, 323,412.24 and 130,995.76 is: 180,765.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,368.32 : 323,412.24 = 130,995.76 : x
  2. Step 2: Convert to fraction form
    234,368.32/323,412.24 = 130,995.76/x
  3. Step 3: Cross multiply
    234,368.32x = 323,412.24 × 130,995.76
  4. Step 4: Simplify right side
    234,368.32x = 42,365,632,172.10
  5. Step 5: Solve for x
    x = 42,365,632,172.10/234,368.32
  6. Step 6: Final answer
    x = 180,765.18

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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.