Home / 187,200.03-258,332.24-102,317.70

Finding the Fourth Proportional to 187,200.03, 258,332.24 and 102,317.70

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Solution

The fourth proportional to 187,200.03, 258,332.24 and 102,317.70 is: 141,196.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,200.03 : 258,332.24 = 102,317.70 : x
  2. Step 2: Convert to fraction form
    187,200.03/258,332.24 = 102,317.70/x
  3. Step 3: Cross multiply
    187,200.03x = 258,332.24 × 102,317.70
  4. Step 4: Simplify right side
    187,200.03x = 26,431,960,888.44
  5. Step 5: Solve for x
    x = 26,431,960,888.44/187,200.03
  6. Step 6: Final answer
    x = 141,196.35

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1.5x scale

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.