Home / 116,072.40-174,217.95-99,451.20

Finding the Fourth Proportional to 116,072.40, 174,217.95 and 99,451.20

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Solution

The fourth proportional to 116,072.40, 174,217.95 and 99,451.20 is: 149,270.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,072.40 : 174,217.95 = 99,451.20 : x
  2. Step 2: Convert to fraction form
    116,072.40/174,217.95 = 99,451.20/x
  3. Step 3: Cross multiply
    116,072.40x = 174,217.95 × 99,451.20
  4. Step 4: Simplify right side
    116,072.40x = 17,326,184,189.04
  5. Step 5: Solve for x
    x = 17,326,184,189.04/116,072.40
  6. Step 6: Final answer
    x = 149,270.49

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1.5x scale

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.