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Finding the Fourth Proportional to 213,588.84, 294,740.82 and 118,089.84

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Solution

The fourth proportional to 213,588.84, 294,740.82 and 118,089.84 is: 162,957.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,588.84 : 294,740.82 = 118,089.84 : x
  2. Step 2: Convert to fraction form
    213,588.84/294,740.82 = 118,089.84/x
  3. Step 3: Cross multiply
    213,588.84x = 294,740.82 × 118,089.84
  4. Step 4: Simplify right side
    213,588.84x = 34,805,896,275.27
  5. Step 5: Solve for x
    x = 34,805,896,275.27/213,588.84
  6. Step 6: Final answer
    x = 162,957.47

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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.