Home / 77,252.46-106,617.36-47,055.45

Finding the Fourth Proportional to 77,252.46, 106,617.36 and 47,055.45

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Solution

The fourth proportional to 77,252.46, 106,617.36 and 47,055.45 is: 64,941.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,252.46 : 106,617.36 = 47,055.45 : x
  2. Step 2: Convert to fraction form
    77,252.46/106,617.36 = 47,055.45/x
  3. Step 3: Cross multiply
    77,252.46x = 106,617.36 × 47,055.45
  4. Step 4: Simplify right side
    77,252.46x = 5,016,927,852.61
  5. Step 5: Solve for x
    x = 5,016,927,852.61/77,252.46
  6. Step 6: Final answer
    x = 64,941.98

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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.