Home / 109,565.13-164,440.95-43,051.77

Finding the Fourth Proportional to 109,565.13, 164,440.95 and 43,051.77

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Solution

The fourth proportional to 109,565.13, 164,440.95 and 43,051.77 is: 64,614.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,565.13 : 164,440.95 = 43,051.77 : x
  2. Step 2: Convert to fraction form
    109,565.13/164,440.95 = 43,051.77/x
  3. Step 3: Cross multiply
    109,565.13x = 164,440.95 × 43,051.77
  4. Step 4: Simplify right side
    109,565.13x = 7,079,473,957.98
  5. Step 5: Solve for x
    x = 7,079,473,957.98/109,565.13
  6. Step 6: Final answer
    x = 64,614.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.