Home / 105,134.53-145,080.58-59,808.24

Finding the Fourth Proportional to 105,134.53, 145,080.58 and 59,808.24

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Solution

The fourth proportional to 105,134.53, 145,080.58 and 59,808.24 is: 82,532.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,134.53 : 145,080.58 = 59,808.24 : x
  2. Step 2: Convert to fraction form
    105,134.53/145,080.58 = 59,808.24/x
  3. Step 3: Cross multiply
    105,134.53x = 145,080.58 × 59,808.24
  4. Step 4: Simplify right side
    105,134.53x = 8,677,014,147.98
  5. Step 5: Solve for x
    x = 8,677,014,147.98/105,134.53
  6. Step 6: Final answer
    x = 82,532.49

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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.