Home / 286,304.42-429,323.30-106,264.46

Finding the Fourth Proportional to 286,304.42, 429,323.30 and 106,264.46

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Solution

The fourth proportional to 286,304.42, 429,323.30 and 106,264.46 is: 159,347.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,304.42 : 429,323.30 = 106,264.46 : x
  2. Step 2: Convert to fraction form
    286,304.42/429,323.30 = 106,264.46/x
  3. Step 3: Cross multiply
    286,304.42x = 429,323.30 × 106,264.46
  4. Step 4: Simplify right side
    286,304.42x = 45,621,808,639.92
  5. Step 5: Solve for x
    x = 45,621,808,639.92/286,304.42
  6. Step 6: Final answer
    x = 159,347.20

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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.