Home / 76,606.08-105,718.92-46,397.04

Finding the Fourth Proportional to 76,606.08, 105,718.92 and 46,397.04

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Solution

The fourth proportional to 76,606.08, 105,718.92 and 46,397.04 is: 64,029.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,606.08 : 105,718.92 = 46,397.04 : x
  2. Step 2: Convert to fraction form
    76,606.08/105,718.92 = 46,397.04/x
  3. Step 3: Cross multiply
    76,606.08x = 105,718.92 × 46,397.04
  4. Step 4: Simplify right side
    76,606.08x = 4,905,044,960.00
  5. Step 5: Solve for x
    x = 4,905,044,960.00/76,606.08
  6. Step 6: Final answer
    x = 64,029.45

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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.