Home / 142,360.02-213,577.16-42,520.23

Finding the Fourth Proportional to 142,360.02, 213,577.16 and 42,520.23

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Solution

The fourth proportional to 142,360.02, 213,577.16 and 42,520.23 is: 63,791.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,360.02 : 213,577.16 = 42,520.23 : x
  2. Step 2: Convert to fraction form
    142,360.02/213,577.16 = 42,520.23/x
  3. Step 3: Cross multiply
    142,360.02x = 213,577.16 × 42,520.23
  4. Step 4: Simplify right side
    142,360.02x = 9,081,349,753.35
  5. Step 5: Solve for x
    x = 9,081,349,753.35/142,360.02
  6. Step 6: Final answer
    x = 63,791.43

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1.5x scale

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.