Home / 170,412.30-235,186.47-102,451.41

Finding the Fourth Proportional to 170,412.30, 235,186.47 and 102,451.41

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Solution

The fourth proportional to 170,412.30, 235,186.47 and 102,451.41 is: 141,393.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,412.30 : 235,186.47 = 102,451.41 : x
  2. Step 2: Convert to fraction form
    170,412.30/235,186.47 = 102,451.41/x
  3. Step 3: Cross multiply
    170,412.30x = 235,186.47 × 102,451.41
  4. Step 4: Simplify right side
    170,412.30x = 24,095,185,464.42
  5. Step 5: Solve for x
    x = 24,095,185,464.42/170,412.30
  6. Step 6: Final answer
    x = 141,393.46

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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.