Home / 76,539.72-105,646.86-46,325.16

Finding the Fourth Proportional to 76,539.72, 105,646.86 and 46,325.16

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Solution

The fourth proportional to 76,539.72, 105,646.86 and 46,325.16 is: 63,942.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,539.72 : 105,646.86 = 46,325.16 : x
  2. Step 2: Convert to fraction form
    76,539.72/105,646.86 = 46,325.16/x
  3. Step 3: Cross multiply
    76,539.72x = 105,646.86 × 46,325.16
  4. Step 4: Simplify right side
    76,539.72x = 4,894,107,693.00
  5. Step 5: Solve for x
    x = 4,894,107,693.00/76,539.72
  6. Step 6: Final answer
    x = 63,942.06

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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.