Home / 201,522.32-302,322.36-112,875.92

Finding the Fourth Proportional to 201,522.32, 302,322.36 and 112,875.92

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Solution

The fourth proportional to 201,522.32, 302,322.36 and 112,875.92 is: 169,335.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,522.32 : 302,322.36 = 112,875.92 : x
  2. Step 2: Convert to fraction form
    201,522.32/302,322.36 = 112,875.92/x
  3. Step 3: Cross multiply
    201,522.32x = 302,322.36 × 112,875.92
  4. Step 4: Simplify right side
    201,522.32x = 34,124,914,521.57
  5. Step 5: Solve for x
    x = 34,124,914,521.57/201,522.32
  6. Step 6: Final answer
    x = 169,335.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.