Home / 170,026.59-255,071.02-70,132.29

Finding the Fourth Proportional to 170,026.59, 255,071.02 and 70,132.29

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Solution

The fourth proportional to 170,026.59, 255,071.02 and 70,132.29 is: 105,211.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,026.59 : 255,071.02 = 70,132.29 : x
  2. Step 2: Convert to fraction form
    170,026.59/255,071.02 = 70,132.29/x
  3. Step 3: Cross multiply
    170,026.59x = 255,071.02 × 70,132.29
  4. Step 4: Simplify right side
    170,026.59x = 17,888,713,547.64
  5. Step 5: Solve for x
    x = 17,888,713,547.64/170,026.59
  6. Step 6: Final answer
    x = 105,211.27

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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.