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Finding the Fourth Proportional to 92,304.10, 127,411.29 and 54,075.94

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Solution

The fourth proportional to 92,304.10, 127,411.29 and 54,075.94 is: 74,643.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,304.10 : 127,411.29 = 54,075.94 : x
  2. Step 2: Convert to fraction form
    92,304.10/127,411.29 = 54,075.94/x
  3. Step 3: Cross multiply
    92,304.10x = 127,411.29 × 54,075.94
  4. Step 4: Simplify right side
    92,304.10x = 6,889,885,273.36
  5. Step 5: Solve for x
    x = 6,889,885,273.36/92,304.10
  6. Step 6: Final answer
    x = 74,643.33

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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.