Home / 170,307.42-235,024.30-98,728.93

Finding the Fourth Proportional to 170,307.42, 235,024.30 and 98,728.93

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Solution

The fourth proportional to 170,307.42, 235,024.30 and 98,728.93 is: 136,245.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,307.42 : 235,024.30 = 98,728.93 : x
  2. Step 2: Convert to fraction form
    170,307.42/235,024.30 = 98,728.93/x
  3. Step 3: Cross multiply
    170,307.42x = 235,024.30 × 98,728.93
  4. Step 4: Simplify right side
    170,307.42x = 23,203,697,663.00
  5. Step 5: Solve for x
    x = 23,203,697,663.00/170,307.42
  6. Step 6: Final answer
    x = 136,245.96

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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.