Home / 91,023.29-136,561.81-46,681.10

Finding the Fourth Proportional to 91,023.29, 136,561.81 and 46,681.10

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Solution

The fourth proportional to 91,023.29, 136,561.81 and 46,681.10 is: 70,035.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,023.29 : 136,561.81 = 46,681.10 : x
  2. Step 2: Convert to fraction form
    91,023.29/136,561.81 = 46,681.10/x
  3. Step 3: Cross multiply
    91,023.29x = 136,561.81 × 46,681.10
  4. Step 4: Simplify right side
    91,023.29x = 6,374,855,275.39
  5. Step 5: Solve for x
    x = 6,374,855,275.39/91,023.29
  6. Step 6: Final answer
    x = 70,035.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.