Home / 215,417.47-297,082.61-134,852.35

Finding the Fourth Proportional to 215,417.47, 297,082.61 and 134,852.35

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Solution

The fourth proportional to 215,417.47, 297,082.61 and 134,852.35 is: 185,975.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,417.47 : 297,082.61 = 134,852.35 : x
  2. Step 2: Convert to fraction form
    215,417.47/297,082.61 = 134,852.35/x
  3. Step 3: Cross multiply
    215,417.47x = 297,082.61 × 134,852.35
  4. Step 4: Simplify right side
    215,417.47x = 40,062,287,428.37
  5. Step 5: Solve for x
    x = 40,062,287,428.37/215,417.47
  6. Step 6: Final answer
    x = 185,975.11

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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.