Home / 100,457.90-150,582.05-33,875.13

Finding the Fourth Proportional to 100,457.90, 150,582.05 and 33,875.13

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Solution

The fourth proportional to 100,457.90, 150,582.05 and 33,875.13 is: 50,777.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,457.90 : 150,582.05 = 33,875.13 : x
  2. Step 2: Convert to fraction form
    100,457.90/150,582.05 = 33,875.13/x
  3. Step 3: Cross multiply
    100,457.90x = 150,582.05 × 33,875.13
  4. Step 4: Simplify right side
    100,457.90x = 5,100,987,041.76
  5. Step 5: Solve for x
    x = 5,100,987,041.76/100,457.90
  6. Step 6: Final answer
    x = 50,777.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.