Home / 92,427.03-127,549.35-49,985.58

Finding the Fourth Proportional to 92,427.03, 127,549.35 and 49,985.58

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Solution

The fourth proportional to 92,427.03, 127,549.35 and 49,985.58 is: 68,980.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,427.03 : 127,549.35 = 49,985.58 : x
  2. Step 2: Convert to fraction form
    92,427.03/127,549.35 = 49,985.58/x
  3. Step 3: Cross multiply
    92,427.03x = 127,549.35 × 49,985.58
  4. Step 4: Simplify right side
    92,427.03x = 6,375,628,238.37
  5. Step 5: Solve for x
    x = 6,375,628,238.37/92,427.03
  6. Step 6: Final answer
    x = 68,980.13

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1.5x scale

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.