Home / 152,541.48-210,497.22-85,460.52

Finding the Fourth Proportional to 152,541.48, 210,497.22 and 85,460.52

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Solution

The fourth proportional to 152,541.48, 210,497.22 and 85,460.52 is: 117,929.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,541.48 : 210,497.22 = 85,460.52 : x
  2. Step 2: Convert to fraction form
    152,541.48/210,497.22 = 85,460.52/x
  3. Step 3: Cross multiply
    152,541.48x = 210,497.22 × 85,460.52
  4. Step 4: Simplify right side
    152,541.48x = 17,989,201,879.75
  5. Step 5: Solve for x
    x = 17,989,201,879.75/152,541.48
  6. Step 6: Final answer
    x = 117,929.90

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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.