Home / 187,335.35-258,526.56-102,457.87

Finding the Fourth Proportional to 187,335.35, 258,526.56 and 102,457.87

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Solution

The fourth proportional to 187,335.35, 258,526.56 and 102,457.87 is: 141,393.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,335.35 : 258,526.56 = 102,457.87 : x
  2. Step 2: Convert to fraction form
    187,335.35/258,526.56 = 102,457.87/x
  3. Step 3: Cross multiply
    187,335.35x = 258,526.56 × 102,457.87
  4. Step 4: Simplify right side
    187,335.35x = 26,488,080,676.03
  5. Step 5: Solve for x
    x = 26,488,080,676.03/187,335.35
  6. Step 6: Final answer
    x = 141,393.93

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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.