Home / 170,312.42-235,031.21-98,733.93

Finding the Fourth Proportional to 170,312.42, 235,031.21 and 98,733.93

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Solution

The fourth proportional to 170,312.42, 235,031.21 and 98,733.93 is: 136,252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,312.42 : 235,031.21 = 98,733.93 : x
  2. Step 2: Convert to fraction form
    170,312.42/235,031.21 = 98,733.93/x
  3. Step 3: Cross multiply
    170,312.42x = 235,031.21 × 98,733.93
  4. Step 4: Simplify right side
    170,312.42x = 23,205,554,542.29
  5. Step 5: Solve for x
    x = 23,205,554,542.29/170,312.42
  6. Step 6: Final answer
    x = 136,252.87

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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.