Home / 191,760.22-264,421.29-130,546

Finding the Fourth Proportional to 191,760.22, 264,421.29 and 130,546

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Solution

The fourth proportional to 191,760.22, 264,421.29 and 130,546 is: 180,012.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,760.22 : 264,421.29 = 130,546 : x
  2. Step 2: Convert to fraction form
    191,760.22/264,421.29 = 130,546/x
  3. Step 3: Cross multiply
    191,760.22x = 264,421.29 × 130,546
  4. Step 4: Simplify right side
    191,760.22x = 34,519,141,724.34
  5. Step 5: Solve for x
    x = 34,519,141,724.34/191,760.22
  6. Step 6: Final answer
    x = 180,012.01

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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.