Home / 208,365.10-312,426.93-183,455.20

Finding the Fourth Proportional to 208,365.10, 312,426.93 and 183,455.20

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Solution

The fourth proportional to 208,365.10, 312,426.93 and 183,455.20 is: 275,076.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,365.10 : 312,426.93 = 183,455.20 : x
  2. Step 2: Convert to fraction form
    208,365.10/312,426.93 = 183,455.20/x
  3. Step 3: Cross multiply
    208,365.10x = 312,426.93 × 183,455.20
  4. Step 4: Simplify right side
    208,365.10x = 57,316,344,928.54
  5. Step 5: Solve for x
    x = 57,316,344,928.54/208,365.10
  6. Step 6: Final answer
    x = 275,076.51

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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.