Home / 191,430.69-264,169.85-106,545.93

Finding the Fourth Proportional to 191,430.69, 264,169.85 and 106,545.93

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Solution

The fourth proportional to 191,430.69, 264,169.85 and 106,545.93 is: 147,030.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,430.69 : 264,169.85 = 106,545.93 : x
  2. Step 2: Convert to fraction form
    191,430.69/264,169.85 = 106,545.93/x
  3. Step 3: Cross multiply
    191,430.69x = 264,169.85 × 106,545.93
  4. Step 4: Simplify right side
    191,430.69x = 28,146,221,291.73
  5. Step 5: Solve for x
    x = 28,146,221,291.73/191,430.69
  6. Step 6: Final answer
    x = 147,030.88

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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.