Home / 210,532.21-290,841.80-182,188.69

Finding the Fourth Proportional to 210,532.21, 290,841.80 and 182,188.69

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Solution

The fourth proportional to 210,532.21, 290,841.80 and 182,188.69 is: 251,686.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,532.21 : 290,841.80 = 182,188.69 : x
  2. Step 2: Convert to fraction form
    210,532.21/290,841.80 = 182,188.69/x
  3. Step 3: Cross multiply
    210,532.21x = 290,841.80 × 182,188.69
  4. Step 4: Simplify right side
    210,532.21x = 52,988,084,901.19
  5. Step 5: Solve for x
    x = 52,988,084,901.19/210,532.21
  6. Step 6: Final answer
    x = 251,686.36

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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.