Home / 94,857.48-130,904.10-57,156.84

Finding the Fourth Proportional to 94,857.48, 130,904.10 and 57,156.84

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Solution

The fourth proportional to 94,857.48, 130,904.10 and 57,156.84 is: 78,876.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,857.48 : 130,904.10 = 57,156.84 : x
  2. Step 2: Convert to fraction form
    94,857.48/130,904.10 = 57,156.84/x
  3. Step 3: Cross multiply
    94,857.48x = 130,904.10 × 57,156.84
  4. Step 4: Simplify right side
    94,857.48x = 7,482,064,699.04
  5. Step 5: Solve for x
    x = 7,482,064,699.04/94,857.48
  6. Step 6: Final answer
    x = 78,876.91

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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.