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Finding the Fourth Proportional to 299,127.48, 448,559.86 and 112,007.76

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Solution

The fourth proportional to 299,127.48, 448,559.86 and 112,007.76 is: 167,962.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,127.48 : 448,559.86 = 112,007.76 : x
  2. Step 2: Convert to fraction form
    299,127.48/448,559.86 = 112,007.76/x
  3. Step 3: Cross multiply
    299,127.48x = 448,559.86 × 112,007.76
  4. Step 4: Simplify right side
    299,127.48x = 50,242,185,144.51
  5. Step 5: Solve for x
    x = 50,242,185,144.51/299,127.48
  6. Step 6: Final answer
    x = 167,962.45

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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.