Home / 369,196.12-553,426.12-156,017.80

Finding the Fourth Proportional to 369,196.12, 553,426.12 and 156,017.80

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Solution

The fourth proportional to 369,196.12, 553,426.12 and 156,017.80 is: 233,871.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,196.12 : 553,426.12 = 156,017.80 : x
  2. Step 2: Convert to fraction form
    369,196.12/553,426.12 = 156,017.80/x
  3. Step 3: Cross multiply
    369,196.12x = 553,426.12 × 156,017.80
  4. Step 4: Simplify right side
    369,196.12x = 86,344,325,704.94
  5. Step 5: Solve for x
    x = 86,344,325,704.94/369,196.12
  6. Step 6: Final answer
    x = 233,871.16

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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.