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Finding the Fourth Proportional to 64,535.69, 96,828.35 and 31,253.19

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Solution

The fourth proportional to 64,535.69, 96,828.35 and 31,253.19 is: 46,891.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,535.69 : 96,828.35 = 31,253.19 : x
  2. Step 2: Convert to fraction form
    64,535.69/96,828.35 = 31,253.19/x
  3. Step 3: Cross multiply
    64,535.69x = 96,828.35 × 31,253.19
  4. Step 4: Simplify right side
    64,535.69x = 3,026,194,663.67
  5. Step 5: Solve for x
    x = 3,026,194,663.67/64,535.69
  6. Step 6: Final answer
    x = 46,891.80

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1.5x scale

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.