Home / 210,587.59-290,610.18-115,094.26

Finding the Fourth Proportional to 210,587.59, 290,610.18 and 115,094.26

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Solution

The fourth proportional to 210,587.59, 290,610.18 and 115,094.26 is: 158,829.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,587.59 : 290,610.18 = 115,094.26 : x
  2. Step 2: Convert to fraction form
    210,587.59/290,610.18 = 115,094.26/x
  3. Step 3: Cross multiply
    210,587.59x = 290,610.18 × 115,094.26
  4. Step 4: Simplify right side
    210,587.59x = 33,447,563,615.57
  5. Step 5: Solve for x
    x = 33,447,563,615.57/210,587.59
  6. Step 6: Final answer
    x = 158,829.70

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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.