Home / 180,148.48-248,616.32-103,693.44

Finding the Fourth Proportional to 180,148.48, 248,616.32 and 103,693.44

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Solution

The fourth proportional to 180,148.48, 248,616.32 and 103,693.44 is: 143,103.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,148.48 : 248,616.32 = 103,693.44 : x
  2. Step 2: Convert to fraction form
    180,148.48/248,616.32 = 103,693.44/x
  3. Step 3: Cross multiply
    180,148.48x = 248,616.32 × 103,693.44
  4. Step 4: Simplify right side
    180,148.48x = 25,779,881,460.94
  5. Step 5: Solve for x
    x = 25,779,881,460.94/180,148.48
  6. Step 6: Final answer
    x = 143,103.52

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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.