Home / 191,271.02-264,031.79-123,291.77

Finding the Fourth Proportional to 191,271.02, 264,031.79 and 123,291.77

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Solution

The fourth proportional to 191,271.02, 264,031.79 and 123,291.77 is: 170,192.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,271.02 : 264,031.79 = 123,291.77 : x
  2. Step 2: Convert to fraction form
    191,271.02/264,031.79 = 123,291.77/x
  3. Step 3: Cross multiply
    191,271.02x = 264,031.79 × 123,291.77
  4. Step 4: Simplify right side
    191,271.02x = 32,552,944,788.75
  5. Step 5: Solve for x
    x = 32,552,944,788.75/191,271.02
  6. Step 6: Final answer
    x = 170,192.77

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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.