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Finding the Fourth Proportional to 59,157.58, 88,730.40 and 19,710.46

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Solution

The fourth proportional to 59,157.58, 88,730.40 and 19,710.46 is: 29,563.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,157.58 : 88,730.40 = 19,710.46 : x
  2. Step 2: Convert to fraction form
    59,157.58/88,730.40 = 19,710.46/x
  3. Step 3: Cross multiply
    59,157.58x = 88,730.40 × 19,710.46
  4. Step 4: Simplify right side
    59,157.58x = 1,748,916,999.98
  5. Step 5: Solve for x
    x = 1,748,916,999.98/59,157.58
  6. Step 6: Final answer
    x = 29,563.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.