Home / 65,128.44-97,585.32-59,681.18

Finding the Fourth Proportional to 65,128.44, 97,585.32 and 59,681.18

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Solution

The fourth proportional to 65,128.44, 97,585.32 and 59,681.18 is: 89,423.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,128.44 : 97,585.32 = 59,681.18 : x
  2. Step 2: Convert to fraction form
    65,128.44/97,585.32 = 59,681.18/x
  3. Step 3: Cross multiply
    65,128.44x = 97,585.32 × 59,681.18
  4. Step 4: Simplify right side
    65,128.44x = 5,824,007,048.28
  5. Step 5: Solve for x
    x = 5,824,007,048.28/65,128.44
  6. Step 6: Final answer
    x = 89,423.41

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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.