Home / 170,159.73-255,239.67-70,210.11

Finding the Fourth Proportional to 170,159.73, 255,239.67 and 70,210.11

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Solution

The fourth proportional to 170,159.73, 255,239.67 and 70,210.11 is: 105,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,159.73 : 255,239.67 = 70,210.11 : x
  2. Step 2: Convert to fraction form
    170,159.73/255,239.67 = 70,210.11/x
  3. Step 3: Cross multiply
    170,159.73x = 255,239.67 × 70,210.11
  4. Step 4: Simplify right side
    170,159.73x = 17,920,405,307.06
  5. Step 5: Solve for x
    x = 17,920,405,307.06/170,159.73
  6. Step 6: Final answer
    x = 105,315.20

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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.