Home / 237,784.95-328,155.81-130,359.51

Finding the Fourth Proportional to 237,784.95, 328,155.81 and 130,359.51

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Solution

The fourth proportional to 237,784.95, 328,155.81 and 130,359.51 is: 179,903.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,784.95 : 328,155.81 = 130,359.51 : x
  2. Step 2: Convert to fraction form
    237,784.95/328,155.81 = 130,359.51/x
  3. Step 3: Cross multiply
    237,784.95x = 328,155.81 × 130,359.51
  4. Step 4: Simplify right side
    237,784.95x = 42,778,230,106.40
  5. Step 5: Solve for x
    x = 42,778,230,106.40/237,784.95
  6. Step 6: Final answer
    x = 179,903.02

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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.