Home / 104,423.51-144,102.96-56,675.63

Finding the Fourth Proportional to 104,423.51, 144,102.96 and 56,675.63

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Solution

The fourth proportional to 104,423.51, 144,102.96 and 56,675.63 is: 78,211.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,423.51 : 144,102.96 = 56,675.63 : x
  2. Step 2: Convert to fraction form
    104,423.51/144,102.96 = 56,675.63/x
  3. Step 3: Cross multiply
    104,423.51x = 144,102.96 × 56,675.63
  4. Step 4: Simplify right side
    104,423.51x = 8,167,126,042.86
  5. Step 5: Solve for x
    x = 8,167,126,042.86/104,423.51
  6. Step 6: Final answer
    x = 78,211.56

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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.