Home / 142,348.16-213,598.37-92,416.52

Finding the Fourth Proportional to 142,348.16, 213,598.37 and 92,416.52

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Solution

The fourth proportional to 142,348.16, 213,598.37 and 92,416.52 is: 138,674.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,348.16 : 213,598.37 = 92,416.52 : x
  2. Step 2: Convert to fraction form
    142,348.16/213,598.37 = 92,416.52/x
  3. Step 3: Cross multiply
    142,348.16x = 213,598.37 × 92,416.52
  4. Step 4: Simplify right side
    142,348.16x = 19,740,017,570.99
  5. Step 5: Solve for x
    x = 19,740,017,570.99/142,348.16
  6. Step 6: Final answer
    x = 138,674.20

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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.