Home / 64,730.79-96,966.84-51,426.27

Finding the Fourth Proportional to 64,730.79, 96,966.84 and 51,426.27

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Solution

The fourth proportional to 64,730.79, 96,966.84 and 51,426.27 is: 77,036.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,730.79 : 96,966.84 = 51,426.27 : x
  2. Step 2: Convert to fraction form
    64,730.79/96,966.84 = 51,426.27/x
  3. Step 3: Cross multiply
    64,730.79x = 96,966.84 × 51,426.27
  4. Step 4: Simplify right side
    64,730.79x = 4,986,642,894.89
  5. Step 5: Solve for x
    x = 4,986,642,894.89/64,730.79
  6. Step 6: Final answer
    x = 77,036.65

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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.