Home / 237,904.47-328,312.38-130,473.57

Finding the Fourth Proportional to 237,904.47, 328,312.38 and 130,473.57

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Solution

The fourth proportional to 237,904.47, 328,312.38 and 130,473.57 is: 180,055.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,904.47 : 328,312.38 = 130,473.57 : x
  2. Step 2: Convert to fraction form
    237,904.47/328,312.38 = 130,473.57/x
  3. Step 3: Cross multiply
    237,904.47x = 328,312.38 × 130,473.57
  4. Step 4: Simplify right side
    237,904.47x = 42,836,088,293.80
  5. Step 5: Solve for x
    x = 42,836,088,293.80/237,904.47
  6. Step 6: Final answer
    x = 180,055.84

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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.