Home / 253,421.02-349,760.26-144,525.58

Finding the Fourth Proportional to 253,421.02, 349,760.26 and 144,525.58

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Solution

The fourth proportional to 253,421.02, 349,760.26 and 144,525.58 is: 199,467.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,421.02 : 349,760.26 = 144,525.58 : x
  2. Step 2: Convert to fraction form
    253,421.02/349,760.26 = 144,525.58/x
  3. Step 3: Cross multiply
    253,421.02x = 349,760.26 × 144,525.58
  4. Step 4: Simplify right side
    253,421.02x = 50,549,304,437.45
  5. Step 5: Solve for x
    x = 50,549,304,437.45/253,421.02
  6. Step 6: Final answer
    x = 199,467.69

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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.