Home / 58,733.18-81,051.84-31,875.70

Finding the Fourth Proportional to 58,733.18, 81,051.84 and 31,875.70

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Solution

The fourth proportional to 58,733.18, 81,051.84 and 31,875.70 is: 43,988.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,733.18 : 81,051.84 = 31,875.70 : x
  2. Step 2: Convert to fraction form
    58,733.18/81,051.84 = 31,875.70/x
  3. Step 3: Cross multiply
    58,733.18x = 81,051.84 × 31,875.70
  4. Step 4: Simplify right side
    58,733.18x = 2,583,583,933.66
  5. Step 5: Solve for x
    x = 2,583,583,933.66/58,733.18
  6. Step 6: Final answer
    x = 43,988.49

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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.