Home / 91,349.16-126,045.72-51,050.04

Finding the Fourth Proportional to 91,349.16, 126,045.72 and 51,050.04

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Solution

The fourth proportional to 91,349.16, 126,045.72 and 51,050.04 is: 70,440.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,349.16 : 126,045.72 = 51,050.04 : x
  2. Step 2: Convert to fraction form
    91,349.16/126,045.72 = 51,050.04/x
  3. Step 3: Cross multiply
    91,349.16x = 126,045.72 × 51,050.04
  4. Step 4: Simplify right side
    91,349.16x = 6,434,639,047.83
  5. Step 5: Solve for x
    x = 6,434,639,047.83/91,349.16
  6. Step 6: Final answer
    x = 70,440.05

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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.