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Finding the Fourth Proportional to 58,719, 88,087.68 and 19,267.14

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Solution

The fourth proportional to 58,719, 88,087.68 and 19,267.14 is: 28,903.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,719 : 88,087.68 = 19,267.14 : x
  2. Step 2: Convert to fraction form
    58,719/88,087.68 = 19,267.14/x
  3. Step 3: Cross multiply
    58,719x = 88,087.68 × 19,267.14
  4. Step 4: Simplify right side
    58,719x = 1,697,197,662.84
  5. Step 5: Solve for x
    x = 1,697,197,662.84/58,719
  6. Step 6: Final answer
    x = 28,903.72

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1.5x scale

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.