Home / 182,390.16-273,681.57-129,424.40

Finding the Fourth Proportional to 182,390.16, 273,681.57 and 129,424.40

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Solution

The fourth proportional to 182,390.16, 273,681.57 and 129,424.40 is: 194,204.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,390.16 : 273,681.57 = 129,424.40 : x
  2. Step 2: Convert to fraction form
    182,390.16/273,681.57 = 129,424.40/x
  3. Step 3: Cross multiply
    182,390.16x = 273,681.57 × 129,424.40
  4. Step 4: Simplify right side
    182,390.16x = 35,421,071,619.90
  5. Step 5: Solve for x
    x = 35,421,071,619.90/182,390.16
  6. Step 6: Final answer
    x = 194,204.95

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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.