Home / 130,827.48-180,562.50-79,851.24

Finding the Fourth Proportional to 130,827.48, 180,562.50 and 79,851.24

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Solution

The fourth proportional to 130,827.48, 180,562.50 and 79,851.24 is: 110,207.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,827.48 : 180,562.50 = 79,851.24 : x
  2. Step 2: Convert to fraction form
    130,827.48/180,562.50 = 79,851.24/x
  3. Step 3: Cross multiply
    130,827.48x = 180,562.50 × 79,851.24
  4. Step 4: Simplify right side
    130,827.48x = 14,418,139,522.50
  5. Step 5: Solve for x
    x = 14,418,139,522.50/130,827.48
  6. Step 6: Final answer
    x = 110,207.27

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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.