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Finding the Fourth Proportional to 152,594.52, 210,602.15 and 84,626.61

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Solution

The fourth proportional to 152,594.52, 210,602.15 and 84,626.61 is: 116,796.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,594.52 : 210,602.15 = 84,626.61 : x
  2. Step 2: Convert to fraction form
    152,594.52/210,602.15 = 84,626.61/x
  3. Step 3: Cross multiply
    152,594.52x = 210,602.15 × 84,626.61
  4. Step 4: Simplify right side
    152,594.52x = 17,822,545,590.08
  5. Step 5: Solve for x
    x = 17,822,545,590.08/152,594.52
  6. Step 6: Final answer
    x = 116,796.76

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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.