Home / 93,671.69-129,271.66-55,453.19

Finding the Fourth Proportional to 93,671.69, 129,271.66 and 55,453.19

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Solution

The fourth proportional to 93,671.69, 129,271.66 and 55,453.19 is: 76,528.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,671.69 : 129,271.66 = 55,453.19 : x
  2. Step 2: Convert to fraction form
    93,671.69/129,271.66 = 55,453.19/x
  3. Step 3: Cross multiply
    93,671.69x = 129,271.66 × 55,453.19
  4. Step 4: Simplify right side
    93,671.69x = 7,168,525,138.60
  5. Step 5: Solve for x
    x = 7,168,525,138.60/93,671.69
  6. Step 6: Final answer
    x = 76,528.20

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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.