Home / 253,171.10-349,257.14-180,590.02

Finding the Fourth Proportional to 253,171.10, 349,257.14 and 180,590.02

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Solution

The fourth proportional to 253,171.10, 349,257.14 and 180,590.02 is: 249,129.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,171.10 : 349,257.14 = 180,590.02 : x
  2. Step 2: Convert to fraction form
    253,171.10/349,257.14 = 180,590.02/x
  3. Step 3: Cross multiply
    253,171.10x = 349,257.14 × 180,590.02
  4. Step 4: Simplify right side
    253,171.10x = 63,072,353,897.74
  5. Step 5: Solve for x
    x = 63,072,353,897.74/253,171.10
  6. Step 6: Final answer
    x = 249,129.36

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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.