Home / 247,430.40-341,455.41-134,253.06

Finding the Fourth Proportional to 247,430.40, 341,455.41 and 134,253.06

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Solution

The fourth proportional to 247,430.40, 341,455.41 and 134,253.06 is: 185,270.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,430.40 : 341,455.41 = 134,253.06 : x
  2. Step 2: Convert to fraction form
    247,430.40/341,455.41 = 134,253.06/x
  3. Step 3: Cross multiply
    247,430.40x = 341,455.41 × 134,253.06
  4. Step 4: Simplify right side
    247,430.40x = 45,841,433,646.05
  5. Step 5: Solve for x
    x = 45,841,433,646.05/247,430.40
  6. Step 6: Final answer
    x = 185,270.01

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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.