Home / 105,206.52-145,198.74-59,875.68

Finding the Fourth Proportional to 105,206.52, 145,198.74 and 59,875.68

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Solution

The fourth proportional to 105,206.52, 145,198.74 and 59,875.68 is: 82,636.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,206.52 : 145,198.74 = 59,875.68 : x
  2. Step 2: Convert to fraction form
    105,206.52/145,198.74 = 59,875.68/x
  3. Step 3: Cross multiply
    105,206.52x = 145,198.74 × 59,875.68
  4. Step 4: Simplify right side
    105,206.52x = 8,693,873,292.64
  5. Step 5: Solve for x
    x = 8,693,873,292.64/105,206.52
  6. Step 6: Final answer
    x = 82,636.26

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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.