Home / 248,476.77-342,888.58-151,842.21

Finding the Fourth Proportional to 248,476.77, 342,888.58 and 151,842.21

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Solution

The fourth proportional to 248,476.77, 342,888.58 and 151,842.21 is: 209,536.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,476.77 : 342,888.58 = 151,842.21 : x
  2. Step 2: Convert to fraction form
    248,476.77/342,888.58 = 151,842.21/x
  3. Step 3: Cross multiply
    248,476.77x = 342,888.58 × 151,842.21
  4. Step 4: Simplify right side
    248,476.77x = 52,064,957,297.31
  5. Step 5: Solve for x
    x = 52,064,957,297.31/248,476.77
  6. Step 6: Final answer
    x = 209,536.52

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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.