Home / 65,955.24-90,995.10-37,271.16

Finding the Fourth Proportional to 65,955.24, 90,995.10 and 37,271.16

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Solution

The fourth proportional to 65,955.24, 90,995.10 and 37,271.16 is: 51,421.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,955.24 : 90,995.10 = 37,271.16 : x
  2. Step 2: Convert to fraction form
    65,955.24/90,995.10 = 37,271.16/x
  3. Step 3: Cross multiply
    65,955.24x = 90,995.10 × 37,271.16
  4. Step 4: Simplify right side
    65,955.24x = 3,391,492,931.32
  5. Step 5: Solve for x
    x = 3,391,492,931.32/65,955.24
  6. Step 6: Final answer
    x = 51,421.13

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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.