Home / 181,030.96-249,818.93-100,457.83

Finding the Fourth Proportional to 181,030.96, 249,818.93 and 100,457.83

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Solution

The fourth proportional to 181,030.96, 249,818.93 and 100,457.83 is: 138,629.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,030.96 : 249,818.93 = 100,457.83 : x
  2. Step 2: Convert to fraction form
    181,030.96/249,818.93 = 100,457.83/x
  3. Step 3: Cross multiply
    181,030.96x = 249,818.93 × 100,457.83
  4. Step 4: Simplify right side
    181,030.96x = 25,096,266,351.63
  5. Step 5: Solve for x
    x = 25,096,266,351.63/181,030.96
  6. Step 6: Final answer
    x = 138,629.70

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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.