Home / 220,570.02-304,368.84-125,085.60

Finding the Fourth Proportional to 220,570.02, 304,368.84 and 125,085.60

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Solution

The fourth proportional to 220,570.02, 304,368.84 and 125,085.60 is: 172,608.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,570.02 : 304,368.84 = 125,085.60 : x
  2. Step 2: Convert to fraction form
    220,570.02/304,368.84 = 125,085.60/x
  3. Step 3: Cross multiply
    220,570.02x = 304,368.84 × 125,085.60
  4. Step 4: Simplify right side
    220,570.02x = 38,072,158,972.70
  5. Step 5: Solve for x
    x = 38,072,158,972.70/220,570.02
  6. Step 6: Final answer
    x = 172,608.04

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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.