Home / 76,518.46-105,594.73-42,527.08

Finding the Fourth Proportional to 76,518.46, 105,594.73 and 42,527.08

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Solution

The fourth proportional to 76,518.46, 105,594.73 and 42,527.08 is: 58,686.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,518.46 : 105,594.73 = 42,527.08 : x
  2. Step 2: Convert to fraction form
    76,518.46/105,594.73 = 42,527.08/x
  3. Step 3: Cross multiply
    76,518.46x = 105,594.73 × 42,527.08
  4. Step 4: Simplify right side
    76,518.46x = 4,490,635,530.29
  5. Step 5: Solve for x
    x = 4,490,635,530.29/76,518.46
  6. Step 6: Final answer
    x = 58,686.96

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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.