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Finding the Fourth Proportional to 104,445, 144,134.28 and 59,733

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Solution

The fourth proportional to 104,445, 144,134.28 and 59,733 is: 82,431.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,445 : 144,134.28 = 59,733 : x
  2. Step 2: Convert to fraction form
    104,445/144,134.28 = 59,733/x
  3. Step 3: Cross multiply
    104,445x = 144,134.28 × 59,733
  4. Step 4: Simplify right side
    104,445x = 8,609,572,947.24
  5. Step 5: Solve for x
    x = 8,609,572,947.24/104,445
  6. Step 6: Final answer
    x = 82,431.64

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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.