Home / 75,176.51-112,838.57-56,502.26

Finding the Fourth Proportional to 75,176.51, 112,838.57 and 56,502.26

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Solution

The fourth proportional to 75,176.51, 112,838.57 and 56,502.26 is: 84,808.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,176.51 : 112,838.57 = 56,502.26 : x
  2. Step 2: Convert to fraction form
    75,176.51/112,838.57 = 56,502.26/x
  3. Step 3: Cross multiply
    75,176.51x = 112,838.57 × 56,502.26
  4. Step 4: Simplify right side
    75,176.51x = 6,375,634,008.49
  5. Step 5: Solve for x
    x = 6,375,634,008.49/75,176.51
  6. Step 6: Final answer
    x = 84,808.86

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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.