Home / 94,079.19-129,838.51-53,798.91

Finding the Fourth Proportional to 94,079.19, 129,838.51 and 53,798.91

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Solution

The fourth proportional to 94,079.19, 129,838.51 and 53,798.91 is: 74,247.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,079.19 : 129,838.51 = 53,798.91 : x
  2. Step 2: Convert to fraction form
    94,079.19/129,838.51 = 53,798.91/x
  3. Step 3: Cross multiply
    94,079.19x = 129,838.51 × 53,798.91
  4. Step 4: Simplify right side
    94,079.19x = 6,985,170,314.02
  5. Step 5: Solve for x
    x = 6,985,170,314.02/94,079.19
  6. Step 6: Final answer
    x = 74,247.77

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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.