Home / 59,730.13-89,603.12-45,716.77

Finding the Fourth Proportional to 59,730.13, 89,603.12 and 45,716.77

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Solution

The fourth proportional to 59,730.13, 89,603.12 and 45,716.77 is: 68,581.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,730.13 : 89,603.12 = 45,716.77 : x
  2. Step 2: Convert to fraction form
    59,730.13/89,603.12 = 45,716.77/x
  3. Step 3: Cross multiply
    59,730.13x = 89,603.12 × 45,716.77
  4. Step 4: Simplify right side
    59,730.13x = 4,096,365,228.32
  5. Step 5: Solve for x
    x = 4,096,365,228.32/59,730.13
  6. Step 6: Final answer
    x = 68,581.22

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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.