Home / 51,626.81-71,287.02-42,068.14

Finding the Fourth Proportional to 51,626.81, 71,287.02 and 42,068.14

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Solution

The fourth proportional to 51,626.81, 71,287.02 and 42,068.14 is: 58,088.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,626.81 : 71,287.02 = 42,068.14 : x
  2. Step 2: Convert to fraction form
    51,626.81/71,287.02 = 42,068.14/x
  3. Step 3: Cross multiply
    51,626.81x = 71,287.02 × 42,068.14
  4. Step 4: Simplify right side
    51,626.81x = 2,998,911,770.77
  5. Step 5: Solve for x
    x = 2,998,911,770.77/51,626.81
  6. Step 6: Final answer
    x = 58,088.26

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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.