Home / 75,133.40-103,681.50-41,597.24

Finding the Fourth Proportional to 75,133.40, 103,681.50 and 41,597.24

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Solution

The fourth proportional to 75,133.40, 103,681.50 and 41,597.24 is: 57,402.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,133.40 : 103,681.50 = 41,597.24 : x
  2. Step 2: Convert to fraction form
    75,133.40/103,681.50 = 41,597.24/x
  3. Step 3: Cross multiply
    75,133.40x = 103,681.50 × 41,597.24
  4. Step 4: Simplify right side
    75,133.40x = 4,312,864,239.06
  5. Step 5: Solve for x
    x = 4,312,864,239.06/75,133.40
  6. Step 6: Final answer
    x = 57,402.76

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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.