Home / 46,561.49-64,210.18-31,282.56

Finding the Fourth Proportional to 46,561.49, 64,210.18 and 31,282.56

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Solution

The fourth proportional to 46,561.49, 64,210.18 and 31,282.56 is: 43,139.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,561.49 : 64,210.18 = 31,282.56 : x
  2. Step 2: Convert to fraction form
    46,561.49/64,210.18 = 31,282.56/x
  3. Step 3: Cross multiply
    46,561.49x = 64,210.18 × 31,282.56
  4. Step 4: Simplify right side
    46,561.49x = 2,008,658,808.46
  5. Step 5: Solve for x
    x = 2,008,658,808.46/46,561.49
  6. Step 6: Final answer
    x = 43,139.92

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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.