Home / 75,271.07-103,875.50-41,277.40

Finding the Fourth Proportional to 75,271.07, 103,875.50 and 41,277.40

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Solution

The fourth proportional to 75,271.07, 103,875.50 and 41,277.40 is: 56,963.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,271.07 : 103,875.50 = 41,277.40 : x
  2. Step 2: Convert to fraction form
    75,271.07/103,875.50 = 41,277.40/x
  3. Step 3: Cross multiply
    75,271.07x = 103,875.50 × 41,277.40
  4. Step 4: Simplify right side
    75,271.07x = 4,287,710,563.70
  5. Step 5: Solve for x
    x = 4,287,710,563.70/75,271.07
  6. Step 6: Final answer
    x = 56,963.59

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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.