Home / 84,764.07-116,979.89-47,038.32

Finding the Fourth Proportional to 84,764.07, 116,979.89 and 47,038.32

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Solution

The fourth proportional to 84,764.07, 116,979.89 and 47,038.32 is: 64,915.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,764.07 : 116,979.89 = 47,038.32 : x
  2. Step 2: Convert to fraction form
    84,764.07/116,979.89 = 47,038.32/x
  3. Step 3: Cross multiply
    84,764.07x = 116,979.89 × 47,038.32
  4. Step 4: Simplify right side
    84,764.07x = 5,502,537,264.19
  5. Step 5: Solve for x
    x = 5,502,537,264.19/84,764.07
  6. Step 6: Final answer
    x = 64,915.92

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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.