Home / 70,117.20-96,769.35-43,259.02

Finding the Fourth Proportional to 70,117.20, 96,769.35 and 43,259.02

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Solution

The fourth proportional to 70,117.20, 96,769.35 and 43,259.02 is: 59,702.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,117.20 : 96,769.35 = 43,259.02 : x
  2. Step 2: Convert to fraction form
    70,117.20/96,769.35 = 43,259.02/x
  3. Step 3: Cross multiply
    70,117.20x = 96,769.35 × 43,259.02
  4. Step 4: Simplify right side
    70,117.20x = 4,186,147,051.53
  5. Step 5: Solve for x
    x = 4,186,147,051.53/70,117.20
  6. Step 6: Final answer
    x = 59,702.14

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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.