Home / 160,782.88-221,886.96-97,108.24

Finding the Fourth Proportional to 160,782.88, 221,886.96 and 97,108.24

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Solution

The fourth proportional to 160,782.88, 221,886.96 and 97,108.24 is: 134,013.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,782.88 : 221,886.96 = 97,108.24 : x
  2. Step 2: Convert to fraction form
    160,782.88/221,886.96 = 97,108.24/x
  3. Step 3: Cross multiply
    160,782.88x = 221,886.96 × 97,108.24
  4. Step 4: Simplify right side
    160,782.88x = 21,547,052,164.55
  5. Step 5: Solve for x
    x = 21,547,052,164.55/160,782.88
  6. Step 6: Final answer
    x = 134,013.35

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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.