Home / 54,088.34-74,636.97-30,211.70

Finding the Fourth Proportional to 54,088.34, 74,636.97 and 30,211.70

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Solution

The fourth proportional to 54,088.34, 74,636.97 and 30,211.70 is: 41,689.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,088.34 : 74,636.97 = 30,211.70 : x
  2. Step 2: Convert to fraction form
    54,088.34/74,636.97 = 30,211.70/x
  3. Step 3: Cross multiply
    54,088.34x = 74,636.97 × 30,211.70
  4. Step 4: Simplify right side
    54,088.34x = 2,254,909,746.55
  5. Step 5: Solve for x
    x = 2,254,909,746.55/54,088.34
  6. Step 6: Final answer
    x = 41,689.39

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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.