Home / 263,505.67-363,637.40-142,646.92

Finding the Fourth Proportional to 263,505.67, 363,637.40 and 142,646.92

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Solution

The fourth proportional to 263,505.67, 363,637.40 and 142,646.92 is: 196,852.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,505.67 : 363,637.40 = 142,646.92 : x
  2. Step 2: Convert to fraction form
    263,505.67/363,637.40 = 142,646.92/x
  3. Step 3: Cross multiply
    263,505.67x = 363,637.40 × 142,646.92
  4. Step 4: Simplify right side
    263,505.67x = 51,871,755,106.81
  5. Step 5: Solve for x
    x = 51,871,755,106.81/263,505.67
  6. Step 6: Final answer
    x = 196,852.52

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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.