Home / 107,189.03-147,929.73-59,457.80

Finding the Fourth Proportional to 107,189.03, 147,929.73 and 59,457.80

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Solution

The fourth proportional to 107,189.03, 147,929.73 and 59,457.80 is: 82,056.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,189.03 : 147,929.73 = 59,457.80 : x
  2. Step 2: Convert to fraction form
    107,189.03/147,929.73 = 59,457.80/x
  3. Step 3: Cross multiply
    107,189.03x = 147,929.73 × 59,457.80
  4. Step 4: Simplify right side
    107,189.03x = 8,795,576,300.39
  5. Step 5: Solve for x
    x = 8,795,576,300.39/107,189.03
  6. Step 6: Final answer
    x = 82,056.68

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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.