Home / 180,845.52-249,565.59-100,273.08

Finding the Fourth Proportional to 180,845.52, 249,565.59 and 100,273.08

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Solution

The fourth proportional to 180,845.52, 249,565.59 and 100,273.08 is: 138,376.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,845.52 : 249,565.59 = 100,273.08 : x
  2. Step 2: Convert to fraction form
    180,845.52/249,565.59 = 100,273.08/x
  3. Step 3: Cross multiply
    180,845.52x = 249,565.59 × 100,273.08
  4. Step 4: Simplify right side
    180,845.52x = 25,024,710,371.32
  5. Step 5: Solve for x
    x = 25,024,710,371.32/180,845.52
  6. Step 6: Final answer
    x = 138,376.17

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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.