Home / 197,200.90-295,461.15-91,803.70

Finding the Fourth Proportional to 197,200.90, 295,461.15 and 91,803.70

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Solution

The fourth proportional to 197,200.90, 295,461.15 and 91,803.70 is: 137,547.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,200.90 : 295,461.15 = 91,803.70 : x
  2. Step 2: Convert to fraction form
    197,200.90/295,461.15 = 91,803.70/x
  3. Step 3: Cross multiply
    197,200.90x = 295,461.15 × 91,803.70
  4. Step 4: Simplify right side
    197,200.90x = 27,124,426,776.26
  5. Step 5: Solve for x
    x = 27,124,426,776.26/197,200.90
  6. Step 6: Final answer
    x = 137,547.18

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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.