Home / 65,771.19-90,762.02-41,585.17

Finding the Fourth Proportional to 65,771.19, 90,762.02 and 41,585.17

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Solution

The fourth proportional to 65,771.19, 90,762.02 and 41,585.17 is: 57,386.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,771.19 : 90,762.02 = 41,585.17 : x
  2. Step 2: Convert to fraction form
    65,771.19/90,762.02 = 41,585.17/x
  3. Step 3: Cross multiply
    65,771.19x = 90,762.02 × 41,585.17
  4. Step 4: Simplify right side
    65,771.19x = 3,774,354,031.24
  5. Step 5: Solve for x
    x = 3,774,354,031.24/65,771.19
  6. Step 6: Final answer
    x = 57,386.13

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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.