Home / 66,465.37-91,670.35-42,594.26

Finding the Fourth Proportional to 66,465.37, 91,670.35 and 42,594.26

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Solution

The fourth proportional to 66,465.37, 91,670.35 and 42,594.26 is: 58,746.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,465.37 : 91,670.35 = 42,594.26 : x
  2. Step 2: Convert to fraction form
    66,465.37/91,670.35 = 42,594.26/x
  3. Step 3: Cross multiply
    66,465.37x = 91,670.35 × 42,594.26
  4. Step 4: Simplify right side
    66,465.37x = 3,904,630,722.19
  5. Step 5: Solve for x
    x = 3,904,630,722.19/66,465.37
  6. Step 6: Final answer
    x = 58,746.84

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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.