Home / 46,888.66-70,256.31-45,139.06

Finding the Fourth Proportional to 46,888.66, 70,256.31 and 45,139.06

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Solution

The fourth proportional to 46,888.66, 70,256.31 and 45,139.06 is: 67,634.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,888.66 : 70,256.31 = 45,139.06 : x
  2. Step 2: Convert to fraction form
    46,888.66/70,256.31 = 45,139.06/x
  3. Step 3: Cross multiply
    46,888.66x = 70,256.31 × 45,139.06
  4. Step 4: Simplify right side
    46,888.66x = 3,171,303,792.47
  5. Step 5: Solve for x
    x = 3,171,303,792.47/46,888.66
  6. Step 6: Final answer
    x = 67,634.77

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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.