Home / 222,925.56-334,525.02-128,275.84

Finding the Fourth Proportional to 222,925.56, 334,525.02 and 128,275.84

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Solution

The fourth proportional to 222,925.56, 334,525.02 and 128,275.84 is: 192,492.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,925.56 : 334,525.02 = 128,275.84 : x
  2. Step 2: Convert to fraction form
    222,925.56/334,525.02 = 128,275.84/x
  3. Step 3: Cross multiply
    222,925.56x = 334,525.02 × 128,275.84
  4. Step 4: Simplify right side
    222,925.56x = 42,911,477,941.52
  5. Step 5: Solve for x
    x = 42,911,477,941.52/222,925.56
  6. Step 6: Final answer
    x = 192,492.41

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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.