Home / 185,947.03-278,925.81-45,705.25

Finding the Fourth Proportional to 185,947.03, 278,925.81 and 45,705.25

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Solution

The fourth proportional to 185,947.03, 278,925.81 and 45,705.25 is: 68,559.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,947.03 : 278,925.81 = 45,705.25 : x
  2. Step 2: Convert to fraction form
    185,947.03/278,925.81 = 45,705.25/x
  3. Step 3: Cross multiply
    185,947.03x = 278,925.81 × 45,705.25
  4. Step 4: Simplify right side
    185,947.03x = 12,748,373,877.50
  5. Step 5: Solve for x
    x = 12,748,373,877.50/185,947.03
  6. Step 6: Final answer
    x = 68,559.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.