Home / 55,935.04-77,188.89-30,441.91

Finding the Fourth Proportional to 55,935.04, 77,188.89 and 30,441.91

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Solution

The fourth proportional to 55,935.04, 77,188.89 and 30,441.91 is: 42,009.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,935.04 : 77,188.89 = 30,441.91 : x
  2. Step 2: Convert to fraction form
    55,935.04/77,188.89 = 30,441.91/x
  3. Step 3: Cross multiply
    55,935.04x = 77,188.89 × 30,441.91
  4. Step 4: Simplify right side
    55,935.04x = 2,349,777,242.38
  5. Step 5: Solve for x
    x = 2,349,777,242.38/55,935.04
  6. Step 6: Final answer
    x = 42,009.04

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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.