Home / 248,587.47-343,041.03-151,953.12

Finding the Fourth Proportional to 248,587.47, 343,041.03 and 151,953.12

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Solution

The fourth proportional to 248,587.47, 343,041.03 and 151,953.12 is: 209,689.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,587.47 : 343,041.03 = 151,953.12 : x
  2. Step 2: Convert to fraction form
    248,587.47/343,041.03 = 151,953.12/x
  3. Step 3: Cross multiply
    248,587.47x = 343,041.03 × 151,953.12
  4. Step 4: Simplify right side
    248,587.47x = 52,126,154,796.51
  5. Step 5: Solve for x
    x = 52,126,154,796.51/248,587.47
  6. Step 6: Final answer
    x = 209,689.39

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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.