Home / 104,743.15-144,545.58-56,995.47

Finding the Fourth Proportional to 104,743.15, 144,545.58 and 56,995.47

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Solution

The fourth proportional to 104,743.15, 144,545.58 and 56,995.47 is: 78,653.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,743.15 : 144,545.58 = 56,995.47 : x
  2. Step 2: Convert to fraction form
    104,743.15/144,545.58 = 56,995.47/x
  3. Step 3: Cross multiply
    104,743.15x = 144,545.58 × 56,995.47
  4. Step 4: Simplify right side
    104,743.15x = 8,238,443,268.52
  5. Step 5: Solve for x
    x = 8,238,443,268.52/104,743.15
  6. Step 6: Final answer
    x = 78,653.77

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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.