Home / 86,743.29-119,710.32-52,746.15

Finding the Fourth Proportional to 86,743.29, 119,710.32 and 52,746.15

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Solution

The fourth proportional to 86,743.29, 119,710.32 and 52,746.15 is: 72,792.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,743.29 : 119,710.32 = 52,746.15 : x
  2. Step 2: Convert to fraction form
    86,743.29/119,710.32 = 52,746.15/x
  3. Step 3: Cross multiply
    86,743.29x = 119,710.32 × 52,746.15
  4. Step 4: Simplify right side
    86,743.29x = 6,314,258,495.27
  5. Step 5: Solve for x
    x = 6,314,258,495.27/86,743.29
  6. Step 6: Final answer
    x = 72,792.47

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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.