Home / 247,430.46-341,458-134,253.20

Finding the Fourth Proportional to 247,430.46, 341,458 and 134,253.20

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Solution

The fourth proportional to 247,430.46, 341,458 and 134,253.20 is: 185,271.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,430.46 : 341,458 = 134,253.20 : x
  2. Step 2: Convert to fraction form
    247,430.46/341,458 = 134,253.20/x
  3. Step 3: Cross multiply
    247,430.46x = 341,458 × 134,253.20
  4. Step 4: Simplify right side
    247,430.46x = 45,841,829,165.60
  5. Step 5: Solve for x
    x = 45,841,829,165.60/247,430.46
  6. Step 6: Final answer
    x = 185,271.57

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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.