Home / 103,338.81-142,628.58-59,733.24

Finding the Fourth Proportional to 103,338.81, 142,628.58 and 59,733.24

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Solution

The fourth proportional to 103,338.81, 142,628.58 and 59,733.24 is: 82,444.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,338.81 : 142,628.58 = 59,733.24 : x
  2. Step 2: Convert to fraction form
    103,338.81/142,628.58 = 59,733.24/x
  3. Step 3: Cross multiply
    103,338.81x = 142,628.58 × 59,733.24
  4. Step 4: Simplify right side
    103,338.81x = 8,519,667,200.00
  5. Step 5: Solve for x
    x = 8,519,667,200.00/103,338.81
  6. Step 6: Final answer
    x = 82,444.02

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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.