Home / 238,070.02-328,536.42-130,646.80

Finding the Fourth Proportional to 238,070.02, 328,536.42 and 130,646.80

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Solution

The fourth proportional to 238,070.02, 328,536.42 and 130,646.80 is: 180,292.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,070.02 : 328,536.42 = 130,646.80 : x
  2. Step 2: Convert to fraction form
    238,070.02/328,536.42 = 130,646.80/x
  3. Step 3: Cross multiply
    238,070.02x = 328,536.42 × 130,646.80
  4. Step 4: Simplify right side
    238,070.02x = 42,922,231,956.46
  5. Step 5: Solve for x
    x = 42,922,231,956.46/238,070.02
  6. Step 6: Final answer
    x = 180,292.47

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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.