Home / 180,619.50-249,252.08-98,947.10

Finding the Fourth Proportional to 180,619.50, 249,252.08 and 98,947.10

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Solution

The fourth proportional to 180,619.50, 249,252.08 and 98,947.10 is: 136,545.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,619.50 : 249,252.08 = 98,947.10 : x
  2. Step 2: Convert to fraction form
    180,619.50/249,252.08 = 98,947.10/x
  3. Step 3: Cross multiply
    180,619.50x = 249,252.08 × 98,947.10
  4. Step 4: Simplify right side
    180,619.50x = 24,662,770,484.97
  5. Step 5: Solve for x
    x = 24,662,770,484.97/180,619.50
  6. Step 6: Final answer
    x = 136,545.45

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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.