Home / 187,496.02-258,744.95-102,618.55

Finding the Fourth Proportional to 187,496.02, 258,744.95 and 102,618.55

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Solution

The fourth proportional to 187,496.02, 258,744.95 and 102,618.55 is: 141,613.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,496.02 : 258,744.95 = 102,618.55 : x
  2. Step 2: Convert to fraction form
    187,496.02/258,744.95 = 102,618.55/x
  3. Step 3: Cross multiply
    187,496.02x = 258,744.95 × 102,618.55
  4. Step 4: Simplify right side
    187,496.02x = 26,552,031,075.73
  5. Step 5: Solve for x
    x = 26,552,031,075.73/187,496.02
  6. Step 6: Final answer
    x = 141,613.84

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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.