Home / 113,802.16-157,035-62,813.92

Finding the Fourth Proportional to 113,802.16, 157,035 and 62,813.92

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Solution

The fourth proportional to 113,802.16, 157,035 and 62,813.92 is: 86,676.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,802.16 : 157,035 = 62,813.92 : x
  2. Step 2: Convert to fraction form
    113,802.16/157,035 = 62,813.92/x
  3. Step 3: Cross multiply
    113,802.16x = 157,035 × 62,813.92
  4. Step 4: Simplify right side
    113,802.16x = 9,863,983,927.20
  5. Step 5: Solve for x
    x = 9,863,983,927.20/113,802.16
  6. Step 6: Final answer
    x = 86,676.60

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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.