Home / 164,465.07-226,967.28-100,790.55

Finding the Fourth Proportional to 164,465.07, 226,967.28 and 100,790.55

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Solution

The fourth proportional to 164,465.07, 226,967.28 and 100,790.55 is: 139,094.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,465.07 : 226,967.28 = 100,790.55 : x
  2. Step 2: Convert to fraction form
    164,465.07/226,967.28 = 100,790.55/x
  3. Step 3: Cross multiply
    164,465.07x = 226,967.28 × 100,790.55
  4. Step 4: Simplify right side
    164,465.07x = 22,876,156,983.20
  5. Step 5: Solve for x
    x = 22,876,156,983.20/164,465.07
  6. Step 6: Final answer
    x = 139,094.32

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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.