Home / 62,208.16-85,779.52-42,030.08

Finding the Fourth Proportional to 62,208.16, 85,779.52 and 42,030.08

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Solution

The fourth proportional to 62,208.16, 85,779.52 and 42,030.08 is: 57,955.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,208.16 : 85,779.52 = 42,030.08 : x
  2. Step 2: Convert to fraction form
    62,208.16/85,779.52 = 42,030.08/x
  3. Step 3: Cross multiply
    62,208.16x = 85,779.52 × 42,030.08
  4. Step 4: Simplify right side
    62,208.16x = 3,605,320,087.96
  5. Step 5: Solve for x
    x = 3,605,320,087.96/62,208.16
  6. Step 6: Final answer
    x = 57,955.74

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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.