Home / 162,058.39-223,652.95-89,475.28

Finding the Fourth Proportional to 162,058.39, 223,652.95 and 89,475.28

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Solution

The fourth proportional to 162,058.39, 223,652.95 and 89,475.28 is: 123,482.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,058.39 : 223,652.95 = 89,475.28 : x
  2. Step 2: Convert to fraction form
    162,058.39/223,652.95 = 89,475.28/x
  3. Step 3: Cross multiply
    162,058.39x = 223,652.95 × 89,475.28
  4. Step 4: Simplify right side
    162,058.39x = 20,011,409,541.26
  5. Step 5: Solve for x
    x = 20,011,409,541.26/162,058.39
  6. Step 6: Final answer
    x = 123,482.71

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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.