Home / 56,841.03-85,139.36-46,119.21

Finding the Fourth Proportional to 56,841.03, 85,139.36 and 46,119.21

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Solution

The fourth proportional to 56,841.03, 85,139.36 and 46,119.21 is: 69,079.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,841.03 : 85,139.36 = 46,119.21 : x
  2. Step 2: Convert to fraction form
    56,841.03/85,139.36 = 46,119.21/x
  3. Step 3: Cross multiply
    56,841.03x = 85,139.36 × 46,119.21
  4. Step 4: Simplify right side
    56,841.03x = 3,926,559,792.51
  5. Step 5: Solve for x
    x = 3,926,559,792.51/56,841.03
  6. Step 6: Final answer
    x = 69,079.67

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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.