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Finding the Fourth Proportional to 77,477.63, 116,205.53 and 24,880.28

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Solution

The fourth proportional to 77,477.63, 116,205.53 and 24,880.28 is: 37,316.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,477.63 : 116,205.53 = 24,880.28 : x
  2. Step 2: Convert to fraction form
    77,477.63/116,205.53 = 24,880.28/x
  3. Step 3: Cross multiply
    77,477.63x = 116,205.53 × 24,880.28
  4. Step 4: Simplify right side
    77,477.63x = 2,891,225,418.52
  5. Step 5: Solve for x
    x = 2,891,225,418.52/77,477.63
  6. Step 6: Final answer
    x = 37,316.91

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1.5x scale

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.