Home / 104,565.29-144,301.01-56,818.63

Finding the Fourth Proportional to 104,565.29, 144,301.01 and 56,818.63

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Solution

The fourth proportional to 104,565.29, 144,301.01 and 56,818.63 is: 78,410.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,565.29 : 144,301.01 = 56,818.63 : x
  2. Step 2: Convert to fraction form
    104,565.29/144,301.01 = 56,818.63/x
  3. Step 3: Cross multiply
    104,565.29x = 144,301.01 × 56,818.63
  4. Step 4: Simplify right side
    104,565.29x = 8,198,985,914.52
  5. Step 5: Solve for x
    x = 8,198,985,914.52/104,565.29
  6. Step 6: Final answer
    x = 78,410.21

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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.