Home / 210,254.44-290,140.30-114,742.69

Finding the Fourth Proportional to 210,254.44, 290,140.30 and 114,742.69

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Solution

The fourth proportional to 210,254.44, 290,140.30 and 114,742.69 is: 158,339.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,254.44 : 290,140.30 = 114,742.69 : x
  2. Step 2: Convert to fraction form
    210,254.44/290,140.30 = 114,742.69/x
  3. Step 3: Cross multiply
    210,254.44x = 290,140.30 × 114,742.69
  4. Step 4: Simplify right side
    210,254.44x = 33,291,478,499.41
  5. Step 5: Solve for x
    x = 33,291,478,499.41/210,254.44
  6. Step 6: Final answer
    x = 158,339.00

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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.