Home / 178,782.15-246,741.23-103,330.65

Finding the Fourth Proportional to 178,782.15, 246,741.23 and 103,330.65

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Solution

The fourth proportional to 178,782.15, 246,741.23 and 103,330.65 is: 142,608.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,782.15 : 246,741.23 = 103,330.65 : x
  2. Step 2: Convert to fraction form
    178,782.15/246,741.23 = 103,330.65/x
  3. Step 3: Cross multiply
    178,782.15x = 246,741.23 × 103,330.65
  4. Step 4: Simplify right side
    178,782.15x = 25,495,931,677.70
  5. Step 5: Solve for x
    x = 25,495,931,677.70/178,782.15
  6. Step 6: Final answer
    x = 142,608.93

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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.