Home / 94,385.10-130,222.13-53,542.50

Finding the Fourth Proportional to 94,385.10, 130,222.13 and 53,542.50

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Solution

The fourth proportional to 94,385.10, 130,222.13 and 53,542.50 is: 73,872.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,385.10 : 130,222.13 = 53,542.50 : x
  2. Step 2: Convert to fraction form
    94,385.10/130,222.13 = 53,542.50/x
  3. Step 3: Cross multiply
    94,385.10x = 130,222.13 × 53,542.50
  4. Step 4: Simplify right side
    94,385.10x = 6,972,417,639.48
  5. Step 5: Solve for x
    x = 6,972,417,639.48/94,385.10
  6. Step 6: Final answer
    x = 73,872.01

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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.