Home / 64,275.47-96,475.40-31,018.95

Finding the Fourth Proportional to 64,275.47, 96,475.40 and 31,018.95

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Solution

The fourth proportional to 64,275.47, 96,475.40 and 31,018.95 is: 46,558.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,275.47 : 96,475.40 = 31,018.95 : x
  2. Step 2: Convert to fraction form
    64,275.47/96,475.40 = 31,018.95/x
  3. Step 3: Cross multiply
    64,275.47x = 96,475.40 × 31,018.95
  4. Step 4: Simplify right side
    64,275.47x = 2,992,565,744.54
  5. Step 5: Solve for x
    x = 2,992,565,744.54/64,275.47
  6. Step 6: Final answer
    x = 46,558.44

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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.