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Finding the Fourth Proportional to 52,359.63, 77,947.21 and 52,048.24

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Solution

The fourth proportional to 52,359.63, 77,947.21 and 52,048.24 is: 77,483.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,359.63 : 77,947.21 = 52,048.24 : x
  2. Step 2: Convert to fraction form
    52,359.63/77,947.21 = 52,048.24/x
  3. Step 3: Cross multiply
    52,359.63x = 77,947.21 × 52,048.24
  4. Step 4: Simplify right side
    52,359.63x = 4,057,014,638.30
  5. Step 5: Solve for x
    x = 4,057,014,638.30/52,359.63
  6. Step 6: Final answer
    x = 77,483.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.