Home / 70,647.43-97,426.35-46,405.45

Finding the Fourth Proportional to 70,647.43, 97,426.35 and 46,405.45

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Solution

The fourth proportional to 70,647.43, 97,426.35 and 46,405.45 is: 63,995.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,647.43 : 97,426.35 = 46,405.45 : x
  2. Step 2: Convert to fraction form
    70,647.43/97,426.35 = 46,405.45/x
  3. Step 3: Cross multiply
    70,647.43x = 97,426.35 × 46,405.45
  4. Step 4: Simplify right side
    70,647.43x = 4,521,113,613.61
  5. Step 5: Solve for x
    x = 4,521,113,613.61/70,647.43
  6. Step 6: Final answer
    x = 63,995.44

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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.