Home / 193,361.48-266,779.02-112,731.94

Finding the Fourth Proportional to 193,361.48, 266,779.02 and 112,731.94

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Solution

The fourth proportional to 193,361.48, 266,779.02 and 112,731.94 is: 155,535.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,361.48 : 266,779.02 = 112,731.94 : x
  2. Step 2: Convert to fraction form
    193,361.48/266,779.02 = 112,731.94/x
  3. Step 3: Cross multiply
    193,361.48x = 266,779.02 × 112,731.94
  4. Step 4: Simplify right side
    193,361.48x = 30,074,516,475.90
  5. Step 5: Solve for x
    x = 30,074,516,475.90/193,361.48
  6. Step 6: Final answer
    x = 155,535.20

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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.