Home / 64,275.98-96,476.16-31,019.45

Finding the Fourth Proportional to 64,275.98, 96,476.16 and 31,019.45

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Solution

The fourth proportional to 64,275.98, 96,476.16 and 31,019.45 is: 46,559.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,275.98 : 96,476.16 = 31,019.45 : x
  2. Step 2: Convert to fraction form
    64,275.98/96,476.16 = 31,019.45/x
  3. Step 3: Cross multiply
    64,275.98x = 96,476.16 × 31,019.45
  4. Step 4: Simplify right side
    64,275.98x = 2,992,637,266.21
  5. Step 5: Solve for x
    x = 2,992,637,266.21/64,275.98
  6. Step 6: Final answer
    x = 46,559.19

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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.