Home / 92,271.06-127,334.51-51,985.45

Finding the Fourth Proportional to 92,271.06, 127,334.51 and 51,985.45

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Solution

The fourth proportional to 92,271.06, 127,334.51 and 51,985.45 is: 71,740.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,271.06 : 127,334.51 = 51,985.45 : x
  2. Step 2: Convert to fraction form
    92,271.06/127,334.51 = 51,985.45/x
  3. Step 3: Cross multiply
    92,271.06x = 127,334.51 × 51,985.45
  4. Step 4: Simplify right side
    92,271.06x = 6,619,541,802.88
  5. Step 5: Solve for x
    x = 6,619,541,802.88/92,271.06
  6. Step 6: Final answer
    x = 71,740.17

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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.