Home / 67,206.48-92,729.12-56,492.08

Finding the Fourth Proportional to 67,206.48, 92,729.12 and 56,492.08

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Solution

The fourth proportional to 67,206.48, 92,729.12 and 56,492.08 is: 77,945.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,206.48 : 92,729.12 = 56,492.08 : x
  2. Step 2: Convert to fraction form
    67,206.48/92,729.12 = 56,492.08/x
  3. Step 3: Cross multiply
    67,206.48x = 92,729.12 × 56,492.08
  4. Step 4: Simplify right side
    67,206.48x = 5,238,460,865.37
  5. Step 5: Solve for x
    x = 5,238,460,865.37/67,206.48
  6. Step 6: Final answer
    x = 77,945.77

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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.