Home / 92,948.46-128,292.20-52,686.24

Finding the Fourth Proportional to 92,948.46, 128,292.20 and 52,686.24

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Solution

The fourth proportional to 92,948.46, 128,292.20 and 52,686.24 is: 72,720.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,948.46 : 128,292.20 = 52,686.24 : x
  2. Step 2: Convert to fraction form
    92,948.46/128,292.20 = 52,686.24/x
  3. Step 3: Cross multiply
    92,948.46x = 128,292.20 × 52,686.24
  4. Step 4: Simplify right side
    92,948.46x = 6,759,233,639.33
  5. Step 5: Solve for x
    x = 6,759,233,639.33/92,948.46
  6. Step 6: Final answer
    x = 72,720.23

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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.