Home / 65,138.18-97,707.26-30,058.70

Finding the Fourth Proportional to 65,138.18, 97,707.26 and 30,058.70

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Solution

The fourth proportional to 65,138.18, 97,707.26 and 30,058.70 is: 45,088.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,138.18 : 97,707.26 = 30,058.70 : x
  2. Step 2: Convert to fraction form
    65,138.18/97,707.26 = 30,058.70/x
  3. Step 3: Cross multiply
    65,138.18x = 97,707.26 × 30,058.70
  4. Step 4: Simplify right side
    65,138.18x = 2,936,952,802.77
  5. Step 5: Solve for x
    x = 2,936,952,802.77/65,138.18
  6. Step 6: Final answer
    x = 45,088.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.