Home / 263,749.18-363,973.40-142,893.52

Finding the Fourth Proportional to 263,749.18, 363,973.40 and 142,893.52

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Solution

The fourth proportional to 263,749.18, 363,973.40 and 142,893.52 is: 197,192.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,749.18 : 363,973.40 = 142,893.52 : x
  2. Step 2: Convert to fraction form
    263,749.18/363,973.40 = 142,893.52/x
  3. Step 3: Cross multiply
    263,749.18x = 363,973.40 × 142,893.52
  4. Step 4: Simplify right side
    263,749.18x = 52,009,440,312.37
  5. Step 5: Solve for x
    x = 52,009,440,312.37/263,749.18
  6. Step 6: Final answer
    x = 197,192.80

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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.