Home / 104,967.51-144,849.69-59,639.20

Finding the Fourth Proportional to 104,967.51, 144,849.69 and 59,639.20

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Solution

The fourth proportional to 104,967.51, 144,849.69 and 59,639.20 is: 82,298.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,967.51 : 144,849.69 = 59,639.20 : x
  2. Step 2: Convert to fraction form
    104,967.51/144,849.69 = 59,639.20/x
  3. Step 3: Cross multiply
    104,967.51x = 144,849.69 × 59,639.20
  4. Step 4: Simplify right side
    104,967.51x = 8,638,719,631.85
  5. Step 5: Solve for x
    x = 8,638,719,631.85/104,967.51
  6. Step 6: Final answer
    x = 82,298.99

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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.