Home / 237,465.02-327,702.21-128,570.48

Finding the Fourth Proportional to 237,465.02, 327,702.21 and 128,570.48

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Solution

The fourth proportional to 237,465.02, 327,702.21 and 128,570.48 is: 177,427.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,465.02 : 327,702.21 = 128,570.48 : x
  2. Step 2: Convert to fraction form
    237,465.02/327,702.21 = 128,570.48/x
  3. Step 3: Cross multiply
    237,465.02x = 327,702.21 × 128,570.48
  4. Step 4: Simplify right side
    237,465.02x = 42,132,830,436.76
  5. Step 5: Solve for x
    x = 42,132,830,436.76/237,465.02
  6. Step 6: Final answer
    x = 177,427.52

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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.