Home / 165,889.02-228,950.55-94,254.78

Finding the Fourth Proportional to 165,889.02, 228,950.55 and 94,254.78

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Solution

The fourth proportional to 165,889.02, 228,950.55 and 94,254.78 is: 130,085.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,889.02 : 228,950.55 = 94,254.78 : x
  2. Step 2: Convert to fraction form
    165,889.02/228,950.55 = 94,254.78/x
  3. Step 3: Cross multiply
    165,889.02x = 228,950.55 × 94,254.78
  4. Step 4: Simplify right side
    165,889.02x = 21,579,683,721.13
  5. Step 5: Solve for x
    x = 21,579,683,721.13/165,889.02
  6. Step 6: Final answer
    x = 130,085.06

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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.