Home / 77,488.26-106,730.10-59,548.92

Finding the Fourth Proportional to 77,488.26, 106,730.10 and 59,548.92

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Solution

The fourth proportional to 77,488.26, 106,730.10 and 59,548.92 is: 82,020.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,488.26 : 106,730.10 = 59,548.92 : x
  2. Step 2: Convert to fraction form
    77,488.26/106,730.10 = 59,548.92/x
  3. Step 3: Cross multiply
    77,488.26x = 106,730.10 × 59,548.92
  4. Step 4: Simplify right side
    77,488.26x = 6,355,662,186.49
  5. Step 5: Solve for x
    x = 6,355,662,186.49/77,488.26
  6. Step 6: Final answer
    x = 82,020.97

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1.5x scale

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.