Home / 191,090.47-286,642.19-50,849.23

Finding the Fourth Proportional to 191,090.47, 286,642.19 and 50,849.23

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Solution

The fourth proportional to 191,090.47, 286,642.19 and 50,849.23 is: 76,275.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,090.47 : 286,642.19 = 50,849.23 : x
  2. Step 2: Convert to fraction form
    191,090.47/286,642.19 = 50,849.23/x
  3. Step 3: Cross multiply
    191,090.47x = 286,642.19 × 50,849.23
  4. Step 4: Simplify right side
    191,090.47x = 14,575,534,647.01
  5. Step 5: Solve for x
    x = 14,575,534,647.01/191,090.47
  6. Step 6: Final answer
    x = 76,275.57

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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.