Home / 61,018.94-91,178.57-46,513.01

Finding the Fourth Proportional to 61,018.94, 91,178.57 and 46,513.01

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Solution

The fourth proportional to 61,018.94, 91,178.57 and 46,513.01 is: 69,502.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,018.94 : 91,178.57 = 46,513.01 : x
  2. Step 2: Convert to fraction form
    61,018.94/91,178.57 = 46,513.01/x
  3. Step 3: Cross multiply
    61,018.94x = 91,178.57 × 46,513.01
  4. Step 4: Simplify right side
    61,018.94x = 4,240,990,082.42
  5. Step 5: Solve for x
    x = 4,240,990,082.42/61,018.94
  6. Step 6: Final answer
    x = 69,502.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.