Home / 104,444.40-144,133.32-56,697.72

Finding the Fourth Proportional to 104,444.40, 144,133.32 and 56,697.72

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Solution

The fourth proportional to 104,444.40, 144,133.32 and 56,697.72 is: 78,242.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,444.40 : 144,133.32 = 56,697.72 : x
  2. Step 2: Convert to fraction form
    104,444.40/144,133.32 = 56,697.72/x
  3. Step 3: Cross multiply
    104,444.40x = 144,133.32 × 56,697.72
  4. Step 4: Simplify right side
    104,444.40x = 8,172,030,620.03
  5. Step 5: Solve for x
    x = 8,172,030,620.03/104,444.40
  6. Step 6: Final answer
    x = 78,242.88

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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.