Home / 210,547.62-290,554.02-115,052.58

Finding the Fourth Proportional to 210,547.62, 290,554.02 and 115,052.58

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Solution

The fourth proportional to 210,547.62, 290,554.02 and 115,052.58 is: 158,771.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,547.62 : 290,554.02 = 115,052.58 : x
  2. Step 2: Convert to fraction form
    210,547.62/290,554.02 = 115,052.58/x
  3. Step 3: Cross multiply
    210,547.62x = 290,554.02 × 115,052.58
  4. Step 4: Simplify right side
    210,547.62x = 33,428,989,630.37
  5. Step 5: Solve for x
    x = 33,428,989,630.37/210,547.62
  6. Step 6: Final answer
    x = 158,771.63

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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.