Home / 137,095.07-205,566.19-42,298.34

Finding the Fourth Proportional to 137,095.07, 205,566.19 and 42,298.34

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Solution

The fourth proportional to 137,095.07, 205,566.19 and 42,298.34 is: 63,423.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,095.07 : 205,566.19 = 42,298.34 : x
  2. Step 2: Convert to fraction form
    137,095.07/205,566.19 = 42,298.34/x
  3. Step 3: Cross multiply
    137,095.07x = 205,566.19 × 42,298.34
  4. Step 4: Simplify right side
    137,095.07x = 8,695,107,463.55
  5. Step 5: Solve for x
    x = 8,695,107,463.55/137,095.07
  6. Step 6: Final answer
    x = 63,423.93

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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.