Home / 65,539.26-90,459.12-46,399.14

Finding the Fourth Proportional to 65,539.26, 90,459.12 and 46,399.14

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Solution

The fourth proportional to 65,539.26, 90,459.12 and 46,399.14 is: 64,041.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,539.26 : 90,459.12 = 46,399.14 : x
  2. Step 2: Convert to fraction form
    65,539.26/90,459.12 = 46,399.14/x
  3. Step 3: Cross multiply
    65,539.26x = 90,459.12 × 46,399.14
  4. Step 4: Simplify right side
    65,539.26x = 4,197,225,373.16
  5. Step 5: Solve for x
    x = 4,197,225,373.16/65,539.26
  6. Step 6: Final answer
    x = 64,041.39

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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.