Home / 141,807.48-212,726.79-57,555.39

Finding the Fourth Proportional to 141,807.48, 212,726.79 and 57,555.39

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Solution

The fourth proportional to 141,807.48, 212,726.79 and 57,555.39 is: 86,339.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,807.48 : 212,726.79 = 57,555.39 : x
  2. Step 2: Convert to fraction form
    141,807.48/212,726.79 = 57,555.39/x
  3. Step 3: Cross multiply
    141,807.48x = 212,726.79 × 57,555.39
  4. Step 4: Simplify right side
    141,807.48x = 12,243,574,159.62
  5. Step 5: Solve for x
    x = 12,243,574,159.62/141,807.48
  6. Step 6: Final answer
    x = 86,339.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.