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Finding the Fourth Proportional to 53,585.80, 73,905.74 and 34,467.77

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Solution

The fourth proportional to 53,585.80, 73,905.74 and 34,467.77 is: 47,538.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,585.80 : 73,905.74 = 34,467.77 : x
  2. Step 2: Convert to fraction form
    53,585.80/73,905.74 = 34,467.77/x
  3. Step 3: Cross multiply
    53,585.80x = 73,905.74 × 34,467.77
  4. Step 4: Simplify right side
    53,585.80x = 2,547,366,048.00
  5. Step 5: Solve for x
    x = 2,547,366,048.00/53,585.80
  6. Step 6: Final answer
    x = 47,538.08

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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.