Home / 84,853.50-117,100.26-47,130.18

Finding the Fourth Proportional to 84,853.50, 117,100.26 and 47,130.18

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Solution

The fourth proportional to 84,853.50, 117,100.26 and 47,130.18 is: 65,041.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,853.50 : 117,100.26 = 47,130.18 : x
  2. Step 2: Convert to fraction form
    84,853.50/117,100.26 = 47,130.18/x
  3. Step 3: Cross multiply
    84,853.50x = 117,100.26 × 47,130.18
  4. Step 4: Simplify right side
    84,853.50x = 5,518,956,331.85
  5. Step 5: Solve for x
    x = 5,518,956,331.85/84,853.50
  6. Step 6: Final answer
    x = 65,041.00

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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.