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Finding the Fourth Proportional to 152,573.63, 210,551.24 and 84,588.87

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Solution

The fourth proportional to 152,573.63, 210,551.24 and 84,588.87 is: 116,732.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,573.63 : 210,551.24 = 84,588.87 : x
  2. Step 2: Convert to fraction form
    152,573.63/210,551.24 = 84,588.87/x
  3. Step 3: Cross multiply
    152,573.63x = 210,551.24 × 84,588.87
  4. Step 4: Simplify right side
    152,573.63x = 17,810,290,455.31
  5. Step 5: Solve for x
    x = 17,810,290,455.31/152,573.63
  6. Step 6: Final answer
    x = 116,732.43

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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.